COHEN, Ruben. NATURAL LOG OF ZERO IS A COMPLEX NUMBER. Journal of Advance Research in Mathematics And Statistics (ISSN 2208-2409), [S. l.], v. 11, n. 1, p. 129–132, 2024. DOI: 10.61841/9aweg008. Disponível em: https://jarm-s.com/index.php/MS/article/view/54.. Acesso em: 14 jun. 2025.