have, despite their popularity, been a subject of much criticism. William Morris Davis, the originator of the model, divided it into stages whose transition...

Archived from the original on 1 December 2022. Retrieved 15 December 2022. Géologue., Lippmann, Friedrich (1973). Sedimentary carbonate minerals. Springer...

The Globe and Mail, December 3, 1994. Thomas, Colin (February 17, 2005), "Morris Panych Pens an Homage to Work", The Georgia Straight, retrieved 2007-11-14...