STEVENS, G.L.; TEMPLO, Pedro T.. General Equations for the Lag Time Coefficient. Philippine Engineering Journal, [S.l.], v. 5, n. 1, oct. 2021. ISSN 2718-9287. Available at: <https://journals.upd.edu.ph/index.php/pej/article/view/8307>. Date accessed: 05 sep. 2025.