FARKAS, A.; FARAGÓ, P. Thoughts about the Clear Energy. Hungarian Journal of Industry and Chemistry, [S. l.], v. 39, n. 2, p. 325–330, 2011. DOI: 10.1515/434. Disponível em: https://hjic.mk.uni-pannon.hu/index.php/hjic/article/view/434. Acesso em: 4 may. 2024.