Animesh Kumar Vishvakarma, and Shashank Shukla. “GRID INTEGRATION OF WIND AND SMALL HYDRO POWER GENERATION SYSTEM: A REVIEW”. International Journal for Research Publication and Seminar, vol. 9, no. 2, June 2018, pp. 20-27, https://jrps.shodhsagar.com/index.php/j/article/view/1318.