PHAT, T. H.; THU, N. V. Phase structure of linear sigma model with neutrality constraint (II). Communications in Physics, [S. l.], v. 22, n. 2, p. 103, 2012. DOI: 10.15625/0868-3166/22/2/1376. Disponível em: https://vjs.ac.vn/index.php/cip/article/view/1376. Acesso em: 25 apr. 2024.