Unsiyah Zulfa Ulinnuha, and SATRIYA WIJAYA. “GAMBARAN SEGMENTATION, TARGETING DAN POSITIONING DI RUMAH SAKIT”. WIDYALOKA, vol. 10, no. 1, Jan. 2023, pp. 44-51, http://jurnal.ikipwidyadarmasurabaya.ac.id/index.php/widyaloka/article/view/121.