Title
- Regulae artificialis memoriae. Istoria Attile Hunnorum regis.1
- Regulations1
- Religiosorum status triplex1
- Reports1
- Rhetorica ad Herennium1
- Risālah al-istidlālīyah1
- Risālah bar usṭurlāb1
- Risālah dar mabdaʼ va maʻād1
- Risālah fī al-barāhīn ʻalá masāʼil al-jabr wa-al-muqābalah1
- Risālah fī al-hayʼah al-falakīyah1
- Risālah fī al-waqf1
- Risālah fī sharḥ kalimāt laghzīyah lil-Birkawī1
- Risālah fī sīrat al-Nabī1
- Risālah fī tafsīr baʻḍ al-āyāt al-sharīfah1
- Risālah fī tafsīr qawlihi taʻālá satajidūna ākhirīn yurīdūna an yaʼmanūkum ilakh1
- Risālah fī ʻilm al-hayʼah1
- Risālah-i aflākīyah dar tarkīb-i filizzāt-i sabʻah1
- Risālat al-muʻammá1
- Rituals1
- Riyāz̤ al-inshāʼ1