Lack E-Learning Effectiveness: An Analysis Evaluating E-Learning in Engineering Education Rizal, Fahmi Hidayat, Hendra Jaya, Putra Waskito, Waskito Hendri, Hendri Verawardina, Unung UNP UNP UNP UNP UNP UNP journal article https://repository.unp.ac.id/id/eprint/38942/ https://repository.unp.ac.id/id/eprint/38942/1/Doc0212.pdf open access 2022-10 e-learning evaluating engineering education benefits satisfaction impact