DR. NECAT TASDELEN. ELLIPSEaS PERIMETER EVALUATION . Global Journal of Science Frontier Research, [S. l.], v. 10, n. 6, p. -, 2010. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/100052. Acesso em: 22 may. 2024.