Sufism 125 Dissertations, Academic 39 Dissertations 37 Islam 33 Doctrines 24 History 18 Mysticism 13 Criticism, interpretation, etc 8 Religious aspects 8 Customs and practices 7 Early works to 1800 7 Hadith 6 Views on sufism 6 Criticism and interpretation 5 Religious life 5 Rituals 5 Sufis 5 Sufism -- 5 Doctrines Early works to 1800 4 God (Islam) 4 Knowledge, Theory of (Islam) 4 Ahmadiyya 3 Allah 3 Comparative studies 3 History and criticism 3 Naqshabandiyah 3 Spiritual life 3 Asceticism 2 Authorities 2 Biography 2