Salim, Yasmin, Chang Tzu Enn, Syaza Hamzah, Masnita Misiran, and Hasimah Sapiri. 2020. “RROI Analysis in Assessing Risk of Open Source Software in Organization: A Case Study in Malaysia”. Journal of Advanced Research in Business and Management Studies 8 (1):66-75. https://akademiabaru.com/submit/index.php/arbms/article/view/1252.