“IMPLEMENTATION OF A BLENDED LEARNING MODEL ON A SOCIAL SCIENCE SUBJECT AT VIII GRADES IN SMP NEGERI 1 AIR BLACK DISTRICT LAMPUNG BARAT ACADEMIC YEAR 2021 2022”. Journal Learning Geography, vol. 4, no. 1, Apr. 2023, pp. 26-31, https://jpips.fkip.unila.ac.id/index.php/jlg/article/view/36.