KARA, Merve Ilkhan. New Matrix Domains Arising from the Euler Totient Function and Its Summatory Function. Dera Natung Government College Research Journal, [S. l.], v. 10, n. 1, p. 1–21, 2025. DOI: 10.56405/dngcrj.2025.10.01.01. Disponível em: https://dngc.ac.in/journals/index.php/dngcrj/article/view/254. Acesso em: 22 jan. 2026.