Robinson, E.S.; et al. (1991). "Mammary glands in male marsupials. 2. Development of teat primordia in Didelphis virginiana and Monodelphis domestica". Reproduction, Fertility, and Development. 3 (3): 295–301. doi:10.1071/RD9910295. PMID1947228.
Harder, J.D.; et al. (1993). "Gestation and placentation in two New World opossums: Didelphis virginiana and Monodelphis domestica". Journal of Experimental Zoology. 266 (5): 463–479. doi:10.1002/jez.1402660511. PMID8371092.
VandeBerg, J.L. (1989). "The gray short-tailed opossum (Monodelphis domestica) as a model didelphid species for genetic research". Australian Journal of Zoology. 37 (2 & 3): 235–247. doi:10.1071/ZO9890235.
Robinson, E.S.; et al. (1991). "Mammary glands in male marsupials. 2. Development of teat primordia in Didelphis virginiana and Monodelphis domestica". Reproduction, Fertility, and Development. 3 (3): 295–301. doi:10.1071/RD9910295. PMID1947228.
Harder, J.D.; et al. (1993). "Gestation and placentation in two New World opossums: Didelphis virginiana and Monodelphis domestica". Journal of Experimental Zoology. 266 (5): 463–479. doi:10.1002/jez.1402660511. PMID8371092.