Maryam Mahdavi, Fatemehsadat Mousavifard, and Abdolhossein Ayoubi. “The Effects of Organizational Spirituality on Organizational Commitment and Happiness in MBA Expert Managers”. International Journal of Management, Technology and Social Sciences (IJMTS), vol. 3, no. 1, May 2018, pp. 75-87, https://supublication.com/index.php/ijmts/article/view/785.