L. Gin, Lim, Syasyila Kalaivanan, and Zhooriyati Sehu Mohamad. “The Psychological States of Beggars in Malaysia: Happiness, Subjective Well-Being, and Gratitude”. Cognition and Interactive Technologies 7, no. 2 (September 25, 2021): 26–46. Accessed August 3, 2026. https://publisher.unimas.my/ojs/index.php/JCSHD/article/view/3661.