Widiatmaka FP, Raharjo TJ, Sudana IM, Sumbodo W, Setiadi R. Blended learning model in Seafarers Training Program for level II technical expert based on the needs of the shipping industry. jpv [Internet]. 2022 Dec. 2 [cited 2025 Jun. 1];12(3):302-14. Available from: https://journal.uny.ac.id/index.php/jpv/article/view/47823