Exploratory studies in sensory reinforcement in male rats: effects of methamphetamine
Experimental and Clinical Psychopharmacology (2012) - Comment
pubmed: 21942261  doi: 10.1037/a0025701  issn: 1936-2293  issn: 1064-1297 

Amy M. Gancarz, Lisham Ashrafioun, Michele A. San George, Kathy A. Hausknecht, Larry W. Hawk, Jerry B. Richards