Klebaur, J., Bevins, R., Segar, T., & Bardo, M. (2001). Individual differences in behavioral responses to novelty and amphetamine self-administration in male and female rats. Behavioural Pharmacology, 12(4), 267-75. https://doi.org/10.1097/00008877-200107000-00005

Segar, T., Klebaur, J., Bardo, M., & Barron, S. (1999). Acquisition of a fixed ratio schedule in adult male rats neonatally exposed to ethanol and/or cocaine. Alcoholism, Clinical and Experimental Research, 23(1), 7-11.