Yuary Farradia, Khaeruman, Fatari, and Ismunandar. “The Business To Business Marketing Strategies For The Package Delivery Service Companies To Increase The Volume Of Delivery”. International Journal of Science, Technology & Management 2, no. 5 (September 28, 2021): 1684–1690. Accessed May 6, 2026. https://ijstm.inarah.co.id/index.php/ijstm/article/view/304.