Yusup, Maulana, Zulkifli Lubis, and Noor Rachmat. 2017. “Pandangan Tokoh Agama Non Islam Terhadap Gagasan Gus Dur Tentang Pluralisme”. Jurnal Studi Al-Qur’an 10 (1), 70 - 82. https://journal.unj.ac.id/unj/index.php/jsq/article/view/4419.