Sabrina Ahmad, Nurul Atikah Rosmadi, Sharifah Sakinah Syed Ahmad, and Siti Azirah Asmai. “Crowdsourcing for Requirements Engineering: A Simplified Review”. International Journal of Computer Information Systems and Industrial Management Applications 10 (January 1, 2018): 9. Accessed November 8, 2024. https://cspub-ijcisim.org/index.php/ijcisim/article/view/376.