Nihayah U, Zahir Luthfil Khakim M. Efikasi Diri Lanjut Usia di Rumah Pelayanan Sosial Lansia: Studi Kasus Penerapan Metode Mauidhoh Hasanah (Self-Efficacy of the Elderly in Elderly Social Service Home: A Case Study of Method Application Mauidhoh Hasanah). Happiness [Internet]. 2025 June 30 [cited 2026 July 1];9(1):79-90. Available from: http://103.134.17.251/happiness/article/view/2764