Green, T. ., Brown, R. ., Phillips, S. ., Dwoskin, L. ., & Bardo, M. . (2002). Locomotor stimulant effects of nornicotine: role of dopamine. Pharmacology, Biochemistry, and Behavior, 74(1), 87-94. https://doi.org/10.1016/s0091-3057(02)00960-7

Rauhut, A. ., Gehrke, B. ., Phillips, S. ., & Bardo, M. . (2002). Effects of opioid antagonists on unconditioned and conditioned hyperactivity to morphine. Pharmacology, Biochemistry, and Behavior, 73(3), 611-22. https://doi.org/10.1016/s0091-3057(02)00855-9

Klebaur, J. ., Phillips, S. ., Kelly, T. ., & Bardo, M. . (2001). Exposure to novel environmental stimuli decreases amphetamine self-administration in rats. Experimental and Clinical Psychopharmacology, 9(4), 372-9. Retrieved from http://content.apa.org/journals/pha/9/4/372

Green, T. ., Phillips, S. ., Crooks, P. ., Dwoskin, L. ., & Bardo, M. . (2000). Nornicotine pretreatment decreases intravenous nicotine self-administration in rats. Psychopharmacology, 152(3), 289-94. https://doi.org/10.1007/s002130000524

Brown, R. ., Bardo, M. ., Mace, D. ., Phillips, S. ., & Kraemer, P. . (2000). D-amphetamine facilitation of morris water task performance is blocked by eticlopride and correlated with increased dopamine synthesis in the prefrontal cortex. Behavioural Brain Research, 114(1-2), 135-43. https://doi.org/10.1016/s0166-4328(00)00225-4