H. Kusuma, I.; Wibawa, B.; P. Sitepu, B. The Implementation of the Levenberg-Marquardt for Continuous Improvement of the Management System for BPK PENABUR Education Foundation in Jakarta. IJET 2018, 7 (3.36), 160-163. https://doi.org/10.14419/ijet.v7i3.36.29099.