VIKTOR RESHNIAK. Some Further Developments in the Infinite Product Representation of Elementary Functions. Global Journal of Science Frontier Research, [S. l.], v. 13, n. F4, p. 1–27, 2013. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/853. Acesso em: 5 may. 2024.