Children Love Their Pets: Do Relationships between Children and Pets Co-vary with Taxonomic Order, Gender, and Age? Andrea M. Beetz, Sabrina Schmalzer, Yasmine Meichel, Katharina Hirschenhauser • 2017
characteristics of a sample of sadomasochistically-oriented males with recent experience of sexual contact with animals Laurence Alison, Niklas Nordling, Pekka Santtila, N. Kenneth Sandnabba, Andrea M. Beetz • 2002