SHIRVANYAN, N. V.; SHIRVANYAN, V. L. ON PRESENTATIONS OF THE GROUP 7.7 FROM KOUROV NOTEBOOK. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 39, n. 3 (208), p. 141–142, 2005. DOI: 10.46991/PYSU:A/2005.39.3.141. Disponível em: https://pub.ysu.am/index.php/proceedings-phys-math/article/view/vol39_no3_2005_pp141-142. Acesso em: 19 sep. 2024.