Rusdi A, Nurasha KP, Rachmawati MA, Yang L, Wangnan P, Andriansyah Y. Models of Helping, Happiness, and Spiritual Serenity among Indonesian and Chinese Students. ijirss [Internet]. 2022 Mar. 28 [cited 2025 Jul. 3];5(2):83-9. Available from: https://www.ijirss.com/index.php/ijirss/article/view/393