Levens, N. ., & Akins, C. . (2004). Chronic cocaine pretreatment facilitates Pavlovian sexual conditioning in male Japanese quail. Pharmacology, Biochemistry, and Behavior, 79(3), 451-7. https://doi.org/10.1016/j.pbb.2004.08.021

Akins, C. ., Levens, N. ., Prather, R. ., Cooper, B. ., & Fritz, T. . (2004). Dose-dependent cocaine place conditioning and D1 dopamine antagonist effects in male Japanese quail. Physiology & Behavior, 82(2-3), 309-15. https://doi.org/10.1016/j.physbeh.2004.03.035 (Original work published 2004)

Akins, C. ., Levens, N. ., & Bakondy, H. . (2002). The role of static features of males in the mate choice behavior of female Japanese quail (Coturnix japonica). Behavioural Processes, 58(1-2), 97-103. https://doi.org/10.1016/s0376-6357(02)00023-2 (Original work published 2002)

Levens, N. ., & Akins, C. . (2001). Cocaine induces conditioned place preference and increases locomotor activity in male Japanese quail. Pharmacology, Biochemistry, and Behavior, 68(1), 71-80. https://doi.org/10.1016/s0091-3057(00)00439-1

Levens, N. ., Green, T. ., Akins, C. ., & Bardo, M. . (2000). Dopamine D(2)-like receptor binding in the brain of male Japanese quail (Coturnix japonica). Neuroscience Letters, 296(2-3), 77-80. https://doi.org/10.1016/s0304-3940(00)01651-7 (Original work published 2000)