İSMAYILOVA, Günay. The Position and Classification of Hydrogen in the Periodic Table: A Comparative and Conceptual Analysis. Luminis Applied Science and Engineering, [S. l.], v. 2, n. 4, p. 34–39, 2025. DOI: 10.69760/lumin.2025004005. Disponível em: https://egarp.lt/index.php/LUMIN/article/view/453.. Acesso em: 4 mar. 2026.