Nisar, Q. A., A. Zafar, M. Shoukat, and M. Ikram. “Green Transformational Leadership and Green Performance: The Mediating Role of Green Mindfulness and Green Self-Efficacy”. International Journal of Management Excellence (ISSN: 2292-1648), vol. 9, no. 2, Aug. 2017, pp. 1059-66, doi:10.17722/ijme.v9i2.916.