PALLATHADKA, H.; PALLATHADKA, L. K. A Detailed Study of Space X Vs. Blue Origin Vs. Virgin Galactic and the Future of Space Travel. Integrated Journal for Research in Arts and Humanities, [S. l.], v. 2, n. 6, p. 195–201, 2022. DOI: 10.55544/ijrah.2.6.26. Disponível em: https://ijrah.stallionpublication.com/index.php/ijrah/article/view/156. Acesso em: 20 sep. 2024.