SOA, Dang Van; THAO, Nguyen Huy; DONG, Phung Van; HUONG, Trinh Thi; LONG, Hoang Ngoc. Neutrinoless double beta decay in the economical 3-3-1 model. <b>Communications in Physics</b>, <i>[S. l.]</i>, v. 18, n. 1, p. 9–18, 2008. DOI: 10.15625/0868-3166/18/1/10685. Disponível em: https://vjs.ac.vn/cip/article/view/10685. Acesso em: 2 jan. 2026.