Rahayu Surtiningtyas S. A Preliminary Study for Blended Learning Simulation Based Model on Aerodrome Flight Information Course. IJET [Internet]. 2018 Aug. 14 [cited 2025 Aug. 17];7(3.25):644-8. Available from: https://mail.sciencepubco.com/index.php/IJET/article/view/17816