D’Angelo, D.

Bowers, S.; Gandy, S.; Paul, K.; Woods, L.; D’Angelo, D.; Horton, C.; Tabaka, C.; Willard, S. 2005. The relationship between vaginal electrical impedence and hormone profiles during pregnancy and parturition of a white rhinoceros (Ceratotherium simum simum). Journal of Zoo and Wildlife Medicine 36 (3): 451-456, figs. 1-2, table 1.

Bowers, S.; Gandy, S.; Paul, K.; Woods, L.; D’Angelo, D.; Horton, C.; Tabaka, C.; Willard, S. 2003. Profiling pregnancy and parturition in the white rhinoceros. Biology of Reproduction 68 (Suppl. 1): 359.