See Junn Wayne, Novita Sakundarini, Chin, C. M. M., Raja Ariffin , R. G., & Syed Azmi, S. N. . (2020). Integrating Green Affective Values and Materials Selection in Automotive Design: A Preliminary Study. International Journal of Integrated Engineering, 12(5), 43-54. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/5687