Ahne W (2000) Zoologie. Lehrbuch für Studierende der Veterinärmedizin und Agrarwissenschaften. Schattauer, Stuttgart.
Allen WR (2001) Luteal deficiency and embryo mortality in the mare. Reprod. Domest. Anim. 36:121–131.
Diskin MG, Morris DG (2008) Embryonic and early foetal losses in cattle and other ruminants. Reprod. Domest. Anim. 43 Suppl 2:260–267.
Engelhardt Wv (2000) Physiologie der Haustiere. 78 Tabellen. Enke, Stuttgart.
Jackson PGG (2007) Geburtshilfe in der Tiermedizin. Elsevier Urban und Fischer, München, Jena.
Jonker FH (2004) Fetal death: comparative aspects in large domestic animals. Anim. Reprod. Sci. 82-83:415–430.
Küpfer U (1995) Erkrankungen der Genitalorgane. Vorlesungsunterlagen. Bern, Vet.-med. F., Bern.
McGeady T, Quinn P, Fitzpatrick E, Ryan M (2006) Veterinary Embryology. Blackwell Publishing Ltd.
Rhinehart JD, Starbuck-Clemmer MJ, Flores JA, Milvae RA, Yao J, Poole DH, Inskeep EK (2009) Low peripheral progesterone and late embryonic/early fetal loss in suckled beef and lactating dairy cows. Theriogenology 71:480–490.
