Pirnia, B., Tabatabaei, S. K. R., Tavallaii, A., Soleimani, A. A., & Pirnia, K. (2016). The Efficacy of Contingency Management on Cocaine Craving, using Prize-based Reinforcement of Abstinence in Cocaine Users. Electron Physician.

Pirnia, Bijan, Seyed Kazem Rasoulzadeh Tabatabaei, Abbas Tavallaii, Ali Akbar Soleimani, and Kambiz Pirnia. "The Efficacy of Contingency Management On Cocaine Craving, Using Prize-based Reinforcement of Abstinence in Cocaine Users." Electron Physician 2016.

Pirnia, Bijan, et al. "The Efficacy of Contingency Management On Cocaine Craving, Using Prize-based Reinforcement of Abstinence in Cocaine Users." Electron Physician 2016.