Importance of brood maintenance terms in simple models of the honeybee - Varroa destructor - acute bee paralysis virus complex. Eberl, Hermann J., Frederick, Mallory R., Kevan, Peter G. (2010) Electronic Journal of Differential Equations (EJDE) [electronic only]
Introducing a scavenger onto a predator prey model. Nolting, Ben, Paullet, Joseph E., Previte, Joseph P. (2008) Applied Mathematics E-Notes [electronic only]