K. Srinivasa Rao, B. Padma Narayan. “Seasonal Income Determinants of Vegetable Crops Grown by Farmers in Baharaich District of Up”. International Journal of Modern Agriculture, vol. 9, no. 3, Sept. 2020, pp. 878 -8, http://www.modern-journals.com/index.php/ijma/article/view/294.