John G. Guccion

Tripartite differentiation in a carcinoma of the duodenum

B. Bass, R. Patterson, J. Guccion, 1994 .

One Hundred New Provincial, National, and Continental Lichen and Allied Fungi Records from Parc National de la Gaspésie, Québec, Canada

R. Harris, W. Buck, C. Roy, 2017, Northeastern Naturalist.