David

Extraskeletal osteosarcoma. A clinicopathologic review of 26 cases

D. Grignon, R. Benjamin, H. Evans, 1990, Cancer.

Stream Erosion and Densities of Etheostoma rubrum (Percidae) and Associated Riffle-Inhabiting Fishes: Biotic Stability in a Variable Habitat

Jeremy, William, Ross, 2001, Copeia.