Heidari-gorji, A. M., A.- asghar Ghorbani, M. Darabi, and M. Ranjabr. “Survey of Research Self-Efficacy of Postgraduate Nursing Students in Mazandaran University of Medical Science –Northern Iran”. International Journal of Nursing Didactics, vol. 6, no. 01, Jan. 2016, pp. 28-30, doi:10.15520/ijnd.2016.vol6.iss01.102.28-30.