BOYADJIEV, C. ON THE PURIFICATION OF GASES CONTAINING IMPURITIES OF SMALL CONCENTRATION. Hungarian Journal of Industry and Chemistry, [S. l.], v. 30, n. 2, p. 103–105, 2002. DOI: 10.1515/hjic-2002-18. Disponível em: https://hjic.mk.uni-pannon.hu/index.php/hjic/article/view/949. Acesso em: 2 may. 2024.