PATANKAR, P. R. Refractive Index of Hydrogen Gas Using Hollow Glass Prism, Zinc Dust and Concentrated H2SO4. International Journal of Research in Engineering, Science and Management, [S. l.], v. 4, n. 7, p. 102–103, 2021. Disponível em: https://journals.resaim.com/ijresm/article/view/979. Acesso em: 24 sep. 2021.