V. A. van der Weijden, Susanne E. Ulbrich: Embryonic diapause in the European roe deer (Capreolus capreolus). In: Biosci. Proc., Band 10 (Proceedings of III International Symposium on Embryonic Diapause), 2020, S. 59–75, doi:10.1530/biosciprocs.10.004, (PDF).
V. A. van der Weijden, Susanne E. Ulbrich: Embryonic diapause in the European roe deer (Capreolus capreolus). In: Biosci. Proc., Band 10 (Proceedings of III International Symposium on Embryonic Diapause), 2020, S. 59–75, doi:10.1530/biosciprocs.10.004, (PDF).