Rubiantari M, Hazim H. The Relationship Between Religiosity and Altruistic Behavior on Covid-19 Volunteers of Muhammadiyah Sidoarjo: Hubungan Antara Religiusitas dengan Perilaku Altruistik pada Relawan Covid-19 Muhammadiyah Sidoarjo. jims [Internet]. 2023 Aug. 30 [cited 2025 Sep. 7];5:10.21070/jims.v5i0.1572. Available from: https://jims.umsida.ac.id/index.php/jims/article/view/1572