Ecological metrics and methods for GPS movement data. - Dana Paige Seidel; Eric Dougherty; Colin J. Carlson; Wayne M. Getz (Int. J. Geogr. Inf. Sci., 2018)

Welcome to the Tidyverse. - Hadley Wickham; Mara Averick; Jennifer Bryan; Winston Chang; Lucy D'Agostino McGowan; Romain François; Garrett Grolemund; Alex Hayes; Lionel Henry; Jim Hester; Max Kuhn; Thomas Lin Pedersen; et al. (J. Open Source Softw., 2019)