LONG, Hoang Ngoc. Challenges in particle physics and 3-3-1 models. <b>Communications in Physics</b>, <i>[S. l.]</i>, v. 25, n. 2, p. 97, 2015. DOI: 10.15625/0868-3166/25/2/5925. Disponível em: https://vjs.ac.vn/cip/article/view/5925. Acesso em: 2 jan. 2026.