AKBAR, Muhammad Sjahid. Generalized Reduced Gradient Optimization for Ammunition caliber 57 mm C-60 Het. Jurnal ILMU DASAR, [S.l.], v. 10, n. 2, p. 225-235, july 2009. ISSN 2442-5613. Available at: <https://jurnal.unej.ac.id/index.php/JID/article/view/153>. Date accessed: 02 may 2024.