HORODEK, P.; KHIEM, L. H.; SIEMEK, K.; TUYEN, L. A.; KOBETS, A. G. Positron Annihilation Spectroscopy in Material studies. Communications in Physics, [S. l.], v. 29, n. 4, p. 501, 2019. DOI: 10.15625/0868-3166/29/4/14282. Disponível em: https://vjs.ac.vn/index.php/cip/article/view/14282. Acesso em: 29 mar. 2024.