Setyaningsih, Ariyanti, and Mulya Virgonita. “Influence Support Social and Gratitude To Optimism Through the Hardiness of Mothers Who Have Children With Needs Special”. Advances In Social Humanities Research 2, no. 9 (September 25, 2024): 1104–1119. Accessed August 10, 2026. https://adshr.org/index.php/vo/article/view/293.