diff --git a/R/Atmosfera.R b/R/Atmosfera.R
new file mode 100644
index 0000000000000000000000000000000000000000..d3fa1abc2caebf4a058a01677848a1a5b56d5620
--- /dev/null
+++ b/R/Atmosfera.R
@@ -0,0 +1,37 @@
+#' @name Atmosfera
+#' @title Temperatura e Umidade do Ar na Cidade de São Paulo
+#' @description Dados atmosféricos sobre temperatura
+#'     (\code{Temperatura}) e umidade relativa do ar (\code{Umidade}),
+#'     mensuradas ao meio-dia, na cidade de São Paulo. Observações
+#'     diárias referentes a 1º de Janeiro a 31 de Dezembro de 1997.
+#' @format Uma série temporal bivariada (classe \code{mts}), com 365
+#'     observações diárias de 1º de Janeiro a 31 de Dezembro de 1997,
+#'     das seguintes medidas:
+#'
+#' \describe{
+#'
+#' \item{\code{Temperatura}}{Temperaturas, mensuradas ao meio-dia em
+#'     [VER UNIDADE DE MEDIDA].}
+#'
+#' \item{\code{Umidade}}{Umidades relativa do ar, mensuradas ao meio-dia
+#'     em [VER UNIDADE DE MEDIDA].}
+#'
+#' }
+#' @keywords TS MTS
+#' @source Morettin, P. A., Toloi, C. M. C. (2006). Análise de Séries
+#'     Temporais (2nd ed.). São Paulo, SP: Editora Egard Blucher. (Série
+#'     A7 - Atmosfera, mencionada em diversas páginas)
+#' @examples
+#'
+#' data(Atmosfera)
+#' str(Atmosfera)
+#' Atmosfera
+#'
+#' # Estatísticas resumo das séries
+#' apply(Atmosfera, 2, summary)
+#'
+#' # Visualização da série
+#' library(lattice)
+#' xyplot(Atmosfera, type = c("o", "g"), pch = 19, col = "turquoise")
+#'
+NULL
diff --git a/R/Temperatura.R b/R/Temperatura.R
deleted file mode 100644
index 8366afac16d204241e7565171a11ade822b2b210..0000000000000000000000000000000000000000
--- a/R/Temperatura.R
+++ /dev/null
@@ -1,27 +0,0 @@
-#' @name Temperatura
-#' @title Temperaturas ao Meio Dia, em São Paulo
-#' @description Dados sobre temperaturas ao meio dia, na cidade de
-#'     São Paulo. Observações diárias, referentes a 1º de Janeiro
-#'     a 31 de Dezembro de 1997.
-#'
-#' @format Uma série temporal (classe \code{ts}), com 365 observações
-#'     diárias, de 1º de janeiro a 31 de dezembro de 1997.
-#' @keywords TS
-#' @source Morettin, P. A., Toloi, C. M. C. (2006). Análise de Séries
-#'     Temporais (2nd ed.). São Paulo, SP: Editora Egard
-#'     Blucher. (Série A7 - Atmosfera, mencionada em diversas
-#'     páginas)
-#' @examples
-#'
-#' data(Temperatura)
-#' str(Temperatura)
-#' Temperatura
-#'
-#' # Média
-#' mean(Temperatura)
-#'
-#' # Visualização da série
-#' library(lattice)
-#' xyplot(Temperatura, type = c("o", "g"), pch = 19, col = "turquoise")
-#'
-NULL
diff --git a/R/Umidade.R b/R/Umidade.R
deleted file mode 100644
index edd1b14083be8816c29ec584be83f0b4b121e42d..0000000000000000000000000000000000000000
--- a/R/Umidade.R
+++ /dev/null
@@ -1,27 +0,0 @@
-#' @name Umidade
-#' @title Umidade Relativa do Ar ao Meio Dia, em São Paulo
-#' @description Dados sobre a umidade relativa do ar ao meio dia, na
-#'     cidade de São Paulo. Observações diárias, referentes a 1º de
-#'     Janeiro a 31 de Dezembro de 1997.
-#'
-#' @format Uma série temporal (classe \code{ts}), com 365 observações
-#'     diárias, de 1º de janeiro a 31 de dezembro de 1997.
-#' @keywords TS
-#' @source Morettin, P. A., Toloi, C. M. C. (2006). Análise de Séries
-#'     Temporais (2nd ed.). São Paulo, SP: Editora Egard
-#'     Blucher. (Série A7 - Atmosfera, mencionada em diversas
-#'     páginas)
-#' @examples
-#'
-#' data(Temperatura)
-#' str(Temperatura)
-#' Temperatura
-#'
-#' # Média
-#' mean(Temperatura)
-#'
-#' # Visualização da série
-#' library(lattice)
-#' xyplot(Temperatura, type = c("o", "g"), pch = 19, col = "tan3")
-#'
-NULL
diff --git a/data-raw/Atmosfera.txt b/data-raw/Atmosfera.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d7c41a2712d6bc5919abccec76a1baa460baf606
--- /dev/null
+++ b/data-raw/Atmosfera.txt
@@ -0,0 +1,366 @@
+Temperatura	Umidade
+18.4	78.58
+17.4	77.63
+17.1	78.56
+16.6	85.52
+15.8	83.36
+18.5	83.6
+17.3	79.85
+18.7	80.14
+19.6	80.9
+19.1	87.69
+18.9	86.85
+19.6	86
+19.5	83.76
+19.7	89.09
+20.8	88.92
+19.5	93.4
+18.5	84.54
+18.6	78.9
+17.8	77.38
+19.5	82.29
+19.4	87.36
+19.7	83.46
+19.4	86.51
+18.9	85.95
+18.9	86.38
+19	92.48
+18.6	94.45
+18.8	87.75
+19.6	81.21
+19.5	77.47
+19.5	76.79
+20	71.88
+19.4	80.4
+18.9	80.98
+18.2	78.05
+19	74.75
+17.3	79.38
+18.7	80.65
+18.1	77.52
+18.5	79.02
+17.1	81.86
+17.4	79.74
+18	85.22
+17	81.98
+18.1	78.24
+19	86.21
+18.6	89.86
+17.2	82.98
+19.2	83.43
+18.3	71.75
+21.1	70.63
+19.1	87.81
+20.1	81.47
+19	85.07
+19.3	86.91
+19	83.89
+17.3	79.88
+18.4	80.9
+17.3	85.37
+17.1	80.27
+15.4	80.61
+17.4	85.91
+16.1	84.09
+18.2	85.37
+18.2	83.63
+18.9	79.66
+18	81.97
+19.3	82.3
+17.8	80.65
+18.8	80.66
+18.3	71.64
+18.4	77.24
+18.4	83.28
+18.3	89.95
+17.5	88.57
+16.8	82.27
+15.6	83.4
+16	78.75
+17.3	81.99
+16.9	80.96
+14	80.24
+14.4	83.51
+15.6	81.12
+16.9	79.88
+17.2	80.21
+16.1	76.59
+13.6	77.97
+14.6	74.61
+13	81.62
+16.3	86.79
+17.6	86.16
+18	79.6
+18.1	74.37
+17.6	70.21
+14.8	83.69
+14.9	83.39
+14.4	84.05
+14.2	84.47
+15	81.89
+11.8	79.26
+12.2	79.87
+14.3	78.17
+13.2	74.79
+14.4	75.47
+13.3	79.23
+14.4	82.87
+17.6	84.63
+17	81.83
+16	75.35
+16.2	84.37
+16.3	89.58
+16.4	83.62
+15.2	84.07
+15.7	81.49
+14.3	71.58
+14.6	82.96
+13.3	85.66
+15.8	64.43
+11.8	63.88
+14.3	75.06
+14.4	74.41
+14.4	71.72
+14.4	78.2
+16.8	85.5
+15.4	82.1
+13.8	83.85
+11.2	82.51
+14.6	81.12
+13.3	84.9
+14.8	82.27
+14	82.7
+13.7	79.16
+12.6	83.28
+13	83.53
+12.6	78.72
+12.3	82.12
+13.1	82.21
+13	80.18
+13.5	77.14
+12.8	72.47
+13.3	66.43
+15	76.07
+11.8	84.41
+13.8	91.48
+11.2	93.66
+10.6	88.38
+11.4	82.93
+12.3	92.75
+11	83.53
+10.6	93.76
+10.8	89.74
+8.6	87.93
+6.5	85.07
+8.2	88.29
+12.4	89.33
+14.4	94.8
+14.1	83.59
+11.5	67.23
+5.6	60.36
+7.2	75.11
+9.5	83.02
+7.9	71.93
+14.5	79.89
+11.6	78.99
+14.4	88.19
+14.5	89.59
+12	68.11
+10.9	73.99
+10.2	86.45
+13.2	77.2
+12.4	95.31
+13.1	79.76
+14.6	74.54
+13.8	70.38
+14.7	69.92
+12.7	72
+14.7	64.8
+13.3	80.02
+12.6	94.88
+13.5	95.11
+12.1	95.5
+11.8	95.48
+13	77.92
+15.4	66.34
+14.6	71.08
+12	86.3
+13.2	78.48
+14.9	83.21
+14.8	80.78
+13.2	77.51
+12.2	74.37
+11.5	75.01
+12.8	88.97
+13.9	75.05
+12	71.21
+10.4	73.24
+11.8	72.28
+13.4	86.92
+12.6	91.51
+14.8	72.66
+12.6	80.08
+12.8	90.29
+11.8	79.24
+12.8	81.73
+13	85.51
+12.5	82
+10.2	81.25
+11.6	79.79
+8.6	75.05
+9.3	70.84
+10	66.34
+13.2	58.46
+11.5	64.16
+11.6	70.7
+13.4	61.7
+15.1	76.67
+11.9	94.87
+12.8	86.6
+14.2	73.86
+10.4	93.46
+9.4	88.26
+6.6	83.4
+8.3	80.34
+7.8	74.79
+9.6	82.8
+11	78.83
+10.6	69.1
+11.6	60.38
+11	62.11
+11.4	63.67
+12.6	57.02
+12.4	61.18
+9.5	88.23
+14.8	85.77
+15.5	92.28
+14.3	89.11
+11.8	80.56
+11.2	81.11
+12.4	78.78
+10.4	69.36
+11	74.83
+11.6	82.31
+12.2	71.9
+10.6	62.99
+11.3	57.89
+12.2	56.47
+14.4	61.58
+16.8	82.25
+13.9	82.67
+14.5	80.51
+13.4	64.19
+15.9	53.34
+14	91.15
+12.3	90.51
+10.8	84.46
+14.2	70.23
+18.2	79.39
+13.6	95.48
+12.8	83.16
+13.2	77.52
+11.8	85.64
+13.5	83.17
+15	95.33
+15	87.29
+13.6	92.23
+13.2	87.41
+14.8	73.61
+14.5	88.55
+14.3	95.04
+14	90.89
+15.5	81.73
+13.9	92.22
+17	89.41
+17.9	93.84
+14	74.43
+12.4	87.17
+12.5	78.8
+15.6	68.98
+14.8	92.97
+14.5	91.49
+15.1	92.36
+15.6	83.86
+16.4	73.6
+18	78.7
+16.1	79.08
+17.1	76.94
+18.3	83.98
+18.1	77.31
+15.1	91.12
+13.4	91.59
+13	85.02
+13.4	85.31
+15.4	94.03
+15.8	95.79
+15.2	88.52
+15.7	87.88
+16.3	75.99
+16.9	85.64
+15.9	88.25
+15.9	82.37
+16.9	74.24
+18.9	72.74
+19	89.33
+18.8	85.8
+18.2	81.63
+18.2	75.91
+19.6	80.58
+18	89.97
+18.9	90.18
+19	81.97
+19.7	86.81
+18.7	83.98
+16.9	72.96
+18.1	81.23
+20.1	70.34
+20.2	73.6
+20.8	79.52
+16.3	90.09
+16.1	93.37
+17.2	93.43
+19	92.83
+16.2	94.42
+16.1	93.81
+15.8	89.25
+18	79.98
+19	84.09
+19.8	87.86
+18.7	85.8
+18.6	87.73
+18.4	85.59
+20.1	85.59
+15.1	90.74
+13.5	83.5
+16.1	83.44
+17.7	87.22
+18	88.49
+16.6	77.86
+17.4	91.9
+16.2	76.72
+16.6	78.89
+18.8	83.08
+18.5	86.93
+16.2	80.81
+15.4	77.76
+16	83.11
+18.2	86.19
+19.7	87.2
+19.4	79.73
+20	80.95
+16.2	84.79
+16.2	83.72
+16.5	90.38
+17.9	77
+18.6	71.04
+20.1	77.29
+19.1	69.47
+21.1	64.53
+21.1	82.92
+20.8	83.12
+20.7	77.15
+21.2	69.42
+20.3	78.35
+19.2	75.47
+21.6	71.41
+19.8	79.94
diff --git a/data-raw/Temperatura.txt b/data-raw/Temperatura.txt
deleted file mode 100644
index b34dbe79aec6cce3bc524ea6f135689fbf5099f1..0000000000000000000000000000000000000000
--- a/data-raw/Temperatura.txt
+++ /dev/null
@@ -1,366 +0,0 @@
-x
-18.4
-17.4
-17.1
-16.6
-15.8
-18.5
-17.3
-18.7
-19.6
-19.1
-18.9
-19.6
-19.5
-19.7
-20.8
-19.5
-18.5
-18.6
-17.8
-19.5
-19.4
-19.7
-19.4
-18.9
-18.9
-19
-18.6
-18.8
-19.6
-19.5
-19.5
-20
-19.4
-18.9
-18.2
-19
-17.3
-18.7
-18.1
-18.5
-17.1
-17.4
-18
-17
-18.1
-19
-18.6
-17.2
-19.2
-18.3
-21.1
-19.1
-20.1
-19
-19.3
-19
-17.3
-18.4
-17.3
-17.1
-15.4
-17.4
-16.1
-18.2
-18.2
-18.9
-18
-19.3
-17.8
-18.8
-18.3
-18.4
-18.4
-18.3
-17.5
-16.8
-15.6
-16
-17.3
-16.9
-14
-14.4
-15.6
-16.9
-17.2
-16.1
-13.6
-14.6
-13
-16.3
-17.6
-18
-18.1
-17.6
-14.8
-14.9
-14.4
-14.2
-15
-11.8
-12.2
-14.3
-13.2
-14.4
-13.3
-14.4
-17.6
-17
-16
-16.2
-16.3
-16.4
-15.2
-15.7
-14.3
-14.6
-13.3
-15.8
-11.8
-14.3
-14.4
-14.4
-14.4
-16.8
-15.4
-13.8
-11.2
-14.6
-13.3
-14.8
-14
-13.7
-12.6
-13
-12.6
-12.3
-13.1
-13
-13.5
-12.8
-13.3
-15
-11.8
-13.8
-11.2
-10.6
-11.4
-12.3
-11
-10.6
-10.8
-8.6
-6.5
-8.2
-12.4
-14.4
-14.1
-11.5
-5.6
-7.2
-9.5
-7.9
-14.5
-11.6
-14.4
-14.5
-12
-10.9
-10.2
-13.2
-12.4
-13.1
-14.6
-13.8
-14.7
-12.7
-14.7
-13.3
-12.6
-13.5
-12.1
-11.8
-13
-15.4
-14.6
-12
-13.2
-14.9
-14.8
-13.2
-12.2
-11.5
-12.8
-13.9
-12
-10.4
-11.8
-13.4
-12.6
-14.8
-12.6
-12.8
-11.8
-12.8
-13
-12.5
-10.2
-11.6
-8.6
-9.3
-10
-13.2
-11.5
-11.6
-13.4
-15.1
-11.9
-12.8
-14.2
-10.4
-9.4
-6.6
-8.3
-7.8
-9.6
-11
-10.6
-11.6
-11
-11.4
-12.6
-12.4
-9.5
-14.8
-15.5
-14.3
-11.8
-11.2
-12.4
-10.4
-11
-11.6
-12.2
-10.6
-11.3
-12.2
-14.4
-16.8
-13.9
-14.5
-13.4
-15.9
-14
-12.3
-10.8
-14.2
-18.2
-13.6
-12.8
-13.2
-11.8
-13.5
-15
-15
-13.6
-13.2
-14.8
-14.5
-14.3
-14
-15.5
-13.9
-17
-17.9
-14
-12.4
-12.5
-15.6
-14.8
-14.5
-15.1
-15.6
-16.4
-18
-16.1
-17.1
-18.3
-18.1
-15.1
-13.4
-13
-13.4
-15.4
-15.8
-15.2
-15.7
-16.3
-16.9
-15.9
-15.9
-16.9
-18.9
-19
-18.8
-18.2
-18.2
-19.6
-18
-18.9
-19
-19.7
-18.7
-16.9
-18.1
-20.1
-20.2
-20.8
-16.3
-16.1
-17.2
-19
-16.2
-16.1
-15.8
-18
-19
-19.8
-18.7
-18.6
-18.4
-20.1
-15.1
-13.5
-16.1
-17.7
-18
-16.6
-17.4
-16.2
-16.6
-18.8
-18.5
-16.2
-15.4
-16
-18.2
-19.7
-19.4
-20
-16.2
-16.2
-16.5
-17.9
-18.6
-20.1
-19.1
-21.1
-21.1
-20.8
-20.7
-21.2
-20.3
-19.2
-21.6
-19.8
diff --git a/data-raw/Umidade.txt b/data-raw/Umidade.txt
deleted file mode 100644
index 820b43c6e73a3c3e5487c01391279eecf4287f3d..0000000000000000000000000000000000000000
--- a/data-raw/Umidade.txt
+++ /dev/null
@@ -1,366 +0,0 @@
-x
-78.58
-77.63
-78.56
-85.52
-83.36
-83.6
-79.85
-80.14
-80.9
-87.69
-86.85
-86
-83.76
-89.09
-88.92
-93.4
-84.54
-78.9
-77.38
-82.29
-87.36
-83.46
-86.51
-85.95
-86.38
-92.48
-94.45
-87.75
-81.21
-77.47
-76.79
-71.88
-80.4
-80.98
-78.05
-74.75
-79.38
-80.65
-77.52
-79.02
-81.86
-79.74
-85.22
-81.98
-78.24
-86.21
-89.86
-82.98
-83.43
-71.75
-70.63
-87.81
-81.47
-85.07
-86.91
-83.89
-79.88
-80.9
-85.37
-80.27
-80.61
-85.91
-84.09
-85.37
-83.63
-79.66
-81.97
-82.3
-80.65
-80.66
-71.64
-77.24
-83.28
-89.95
-88.57
-82.27
-83.4
-78.75
-81.99
-80.96
-80.24
-83.51
-81.12
-79.88
-80.21
-76.59
-77.97
-74.61
-81.62
-86.79
-86.16
-79.6
-74.37
-70.21
-83.69
-83.39
-84.05
-84.47
-81.89
-79.26
-79.87
-78.17
-74.79
-75.47
-79.23
-82.87
-84.63
-81.83
-75.35
-84.37
-89.58
-83.62
-84.07
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