R. Ridwan and Suf Kasman, “Pengucapan Salam kepada Penganut Agama Lain dalam Perspektif Islam: Antara Etika Sosial dan Prinsip Akidah: Greetings to Followers of Other Religions in an Islamic Perspective: Between Social Ethics and Principles of Faith”, LITERA, vol. 2, no. 1, pp. 112–124, Jan. 2025.