Kelij M, Taghvaee Yazdi M, Taghvaee M. The Modeling for Improving Organizational Happiness and Environmental Performance of University, using Green Management Implementation. IJES [Internet]. 2022 Jun. 21 [cited 2025 Jun. 9];3(2):81-95. Available from: https://qijes.com/index.php/ijes/article/view/904