Ahmad Ainul Yakin, Ulul Aedi. Manajemen Pelayanan Kementerian Haji dan Umrah pada Kelompok Jama’ah Lansia: Ministry of Hajj and Umrah Service Management for Elderly Pilgrims. QLB [Internet]. 2026 May 30 [cited 2026 Nov. 4];7(1):202-23. Available from: https://staitbiasjogja.ac.id/jurnal/index.php/qulubana/article/view/2593