updated some invalid links

R/stat_out.R

@@ -13,8 +13,8 @@
 #' @param pen The set/fixed penalty used for the GCV. Defaults to 2.
 #' @return A list consisting of the RSS, RSSq1, GCV1 and GCVq1 values for the fitted model.
 #' @references Friedman, J. (1991). Multivariate adaptive regression splines. \emph{The Annals of Statistics}, \strong{19}, 1--67.
-#' @references Milborrow, S. (2017a). Notes on the \code{earth} package. Package vignette. Available at: \url{http://127.0.0.1:31355/library/earth/doc/earth-notes.pdf}.
-#' @references Milborrow, S. (2017b). \code{earth}: Multivariate Adaptive Regression Splines. R package version 4.4.7. Available at \url{http://CRAN.R-project.org/package = earth.}
+#' @references Milborrow, S. (2017a). Notes on the \code{\link[earth]{earth}} package. Package vignette. Available at: \url{http://www.milbo.org/doc/earth-notes.pdf}.
+#' @references Milborrow, S. (2017b). \code{\link[earth]{earth}}: Multivariate Adaptive Regression Splines. R package version 4.4.7. Available at \url{https://cran.r-project.org/web/packages/earth.}
 #' @references Stoklosa, J. and Warton, D.I. (2018). A generalized estimating equation approach to multivariate adaptive regression splines. \emph{Journal of Computational and Graphical Statistics}, \strong{27}, 245--253.
 #' @seealso \code{\link{stat_out_score_glm_null}}
 #' @seealso \code{\link[earth]{earth}}