DZHUNUSHALIYEV, V. Non-perturbative quantization à la Heisenberg: zero flux tube between quark and quark. Recent Contributions to Physics, [S. l.], v. 2017, n. 2, p. 80–84, 2017. Disponível em: https://bph.kaznu.kz/index.php/zhuzhu/article/view/865. Acesso em: 10 feb. 2026.