1.
Singh US, Sahin O. Measuring the Effectiveness of Sales Promotion Activities on Brand Loyalty: A Study on COCA COLA. IJSSES [Internet]. 2017 Mar. 1 [cited 2026 Apr. 17];3(3):159-73. Available from: https://www.ijsses.tiu.edu.iq/index.php/ijsses/article/view/551