PATTON, F.; CAMPBELL, P.; GENADE, A. Observations on the 24-hour clock, reproduction and gestation periods of the white rhinoceros at Ziwa Rhino Sanctuary, Uganda. Pachyderm, [S. l.], v. 59, p. 103–108, 2018. DOI: 10.69649/pachyderm.v59i.89. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/89. Acesso em: 23 apr. 2026.