Keržič D, Aristovnik A, Tomaževič N, Umek L. Evaluating the impact of e-learning on students` perception of acquired competencies in a university blended learning environment. Je-LKS [Internet]. 2019Jan.6 [cited 2024Nov.21];14(3). Available from: https://je-lks.org/ojs/index.php/Je-LKS_EN/article/view/1440