KUMAR, Sanjay. High-Speed Descent and Low-Speed Ascent: A Novel Gravity–Buoyancy Hybrid System for Sustainable Power Generation. DMPedia Lecture Notes in Multidisciplinary Research, U.P., India, n. IMPACT26, p. 1373–1383, 2026. Disponível em: https://digitalmanuscriptpedia.com/conferences/index.php/DMP-LNMR/article/view/176. Acesso em: 13 may. 2026.