V. Ziswiler

Extinct and Vanishing Animals

V. Ziswiler, 1967, The Heidelberg Science Library.

Digestion and the digestive system

D. Farner, V. Ziswiler, 1972 .

Molecular Systematics and Phylogeny of Old and New World Ratsnakes, Elaphe Auct., and Related Genera (Reptilia, Squamata, Colubridae)

M. Ruf, Urs Utiger, V. Ziswiler, 2002 .

Extinct and Vanishing Animals: A biology of extinction and survival

F. Bunnell, V. Ziswiler, P. Bunnell, 1967 .