BARAN, O. R.; VERKHOLYAK, T. M. Two-Dimensional Spin-1/2 J1 − J′1 − J2 Heisenberg Model within Jordan–Wigner Transformation. Ukrainian Journal of Physics, [S. l.], v. 61, n. 7, p. 597, 2019. DOI: 10.15407/ujpe61.07.0597. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019062. Acesso em: 23 nov. 2024.