Santacruz Espinoza, A., Montenegro Muguerza , . H. ., Pizarro Alejandro, A. ., & Estacio Flores, . . H. . (2020). Transformational leadership and sustainable green environmental development in teachers at Hermilio Valdizan National University: Transformational leadership factors. Revista De Comunicación De La SEECI, (53), 135–151. https://doi.org/10.15198/seeci.2020.53.135-151