HAKOBIAN, H. Ts. ABOUT CONVEXITY OF POLYGONS. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 41, n. 3 (214), p. 20–24, 2007. DOI: 10.46991/PYSU:A/2007.41.3.020. Disponível em: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol41_no3_2007_pp020-024. Acesso em: 22 jul. 2024.