Y. Granot

Herbivory in rocks and the weathering of a desert
Shachak, Moshe, Clive G. Jones, and Y. Granot. 1987. “Herbivory in Rocks and the Weathering of a Desert”. Science 236: 1098-99. http://www.caryinstitute.org/reprints/Shachak_et_al_1987_Herbivory_in_rocks_Science_236_1098-1099.pdf.