Dwivedi, R. P., et al. , translators. “Agroforestry System in Saharanpur and Aligarh Districts of Uttar Pradesh: A Socio-Economic Analysis ”. Indian Journal of Extension Education, vol. 49, no. 3&4, Dec. 2013, pp. 121-5, https://acspublisher.com/journals/index.php/ijee/article/view/5563.