Tungadi, Adri Riawan, Noraini Che Pa, Norhayati Md Ali, Noranis Mohd Aris, Rodziah Atan, Ainita Ban, Hazlina Hamdan, and Mohamed Hazrat Ariffin. 2019. “Designing an Instrument to Conduct a Survey on Requirement Reuse Practices in Malaysia”. International Journal of Innovation in Enterprise System 3 (2):1-8. https://ijies.telkomuniversity.ac.id/index.php/IJIES/article/view/35.