Raja, A.; Elsi Titasari Br Bangun. Perancangan Sistem Informasi Tiket Booking Online Travel Umrah Studi Kasus: PT.Sukkari Halal Tour: PAPER Perancangan Sistem Informasi Ticket Bookin Online Travel Umrah Studi Kasus PT.Sukkari Halal Tour. CoSciTech 2025, 6, 259-268.