Furqan, Mhd., Rakhmat Kurniawan, and Mey Hendra Putra Sirait. “APPLICATION OF SPEED UP ROBUST FEATURES (SURF) AND FEATURES FROM ACCELERATED SEGMENT TEST (FAST) FOR INTRODUCTION OF PLACE”. INFOKUM 9, no. 1,Desember (December 10, 2020): 62-68. Accessed April 18, 2024. http://infor.seaninstitute.org/index.php/infokum/article/view/86.