L. Gin, L. ., Kalaivanan, S. and Sehu Mohamad, Z. (2021) “The Psychological States of Beggars in Malaysia: Happiness, Subjective Well-Being, and Gratitude”, Journal of Cognitive Sciences and Human Development, 7(2), pp. 26–46. doi: 10.33736/jcshd.3661.2021.