MURATA, KOICHI. “A FUNDAMENTAL SUTDY ON DIGITALIZING SALESPERSON BEHAVIOR IN FACE-TO-FACE SALES IN A COSMETICS STORE”. International Journal of Industrial Engineering: Theory, Applications and Practice 25, no. 1 (February 28, 2018). Accessed May 1, 2024. https://journals.sfu.ca/ijietap/index.php/ijie/article/view/3464.