ISBN 9786200113610 books & textbook
Utilizing gravitational energy to produce usable electricity.
Hasan, S.M. Mehedi Sakib, Md. Shahrear Mostafiz, Md. Raihan
LAP LAMBERT Academic Publishing /2019-06-04 Paperback / 96 Pages
isbn-10: 6200113610 / isbn-13: 9786200113610
