Sinambela, Eldion, Abdul Gafur, and Burhan Hafid. “Experimental Study of the Performance of the Calpeda B Cm 20e Type Centrifugal Pump As a Practical Tool”. International Journal of Science and Environment (IJSE) 6, no. 2 (July 23, 2026): 2107–2114. Accessed July 27, 2026. https://ijsenet.com/index.php/IJSE/article/view/731.