Pertiwi D, Siagian Y, Syahputra AK. E-CRM FOR SALES OF FASHION PRODUCTS AT JANNAH SIMPANG FOUR BOUTIQUE. J. Tek. Inform. (JUTIF) [Internet]. 2022 Aug. 20 [cited 2025 Apr. 26];3(4):929-37. Available from: https://jutif.if.unsoed.ac.id/index.php/jurnal/article/view/474