NABAWI, Rahmat Azis; FADILLAH, Egi; MULYADI, Haris Shiddiq; FAHREZI, Muhammad Shadiq; PUTRA, Firza Fernanda. A concave impeller: A new modified semi-open impeller for higher performance of centrifugal pumps. Journal of Engineering Researcher and Lecturer, [S. l.], v. 4, n. 1, p. 22–30, 2025. DOI: 10.58712/jerel.v4i1.178. Disponível em: https://jerel.rlsociety.org/index.php/jerel/article/view/178. Acesso em: 23 aug. 2026.