SHINDE, R.; CHRISTOPHE CHESNEAU; DARKUNDE, N. Exploring new proofs for three important trigonometric inequalities. Malaya Journal of Matematik, India, v. 12, n. 02, p. 186–192, 2024. DOI: 10.26637/mjm1202/004. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1955. Acesso em: 16 jul. 2024.