In the next issue (Vol 20, Jun 2021) Dr. K Lal Kishore Abstract In the next issue (Vol 20, Jun 2021) PDF Published 2021-01-20 Issue Vol 19 No 1 (2020): CVR Journal of Science and Technology Section Articles Copyright (c) 2014 http://cvr.ac.in/home4/index.php/research/in-house-journal