Zainol Abidin, Hafizah, Rudzidatul Akmam Dziyauddin, and Kamilah Radin Salim. “Issues With New Service Development Process in a Telecommunication Service Provider”. Journal of Advanced Research in Business and Management Studies 19, no. 1 (November 16, 2020): 29–41. Accessed April 29, 2024. https://www.akademiabaru.com/submit/index.php/arbms/article/view/1354.