Reniers G, Armbruster B, Lucas A. Sexual networks, partnership mixing, and the female-to-male ratio of HIV infections in generalized epidemics: an agent-based simulation study. Demogr Res. 2015 Sep;33(15):425-50. doi: 10.4054/DemRes.2015.33.15
Cassingham KM, Sills EO, Pattanayak SK, Mansfield CA. Voluntary conservation of North Carolina's natural heritage. J For. 2002;100(5):16-23.