by Allen, W.R., Pashen, Robert
Published in Biology of reproduction (01.01.1995)

by Pashen, R
Published in The Veterinary clinics of North America. Food animal practice (01.11.1987)

by Revah, Irma, BonDurant, Robert, Pashen, Robert, Dunbar, Margaret, Anderson, Gary
Published in Small ruminant research (01.10.1994)