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Das Buch über die Orientierung nach Mekka. Zweite Version. Hrsg. von Sezgin, Fuat. (In Arabic). Zeitschrift für Geschichte der Arabisch-Islamischen Wissenschaften. (/isis/citation/CBB000031001/) unapi

Article Miura, Nobuo (1989)
The applications of logarithms to trigonometry in Richard Norwood. Historia Scientiarum: International Journal of the History of Science Society of Japan (pp. 17-30). (/isis/citation/CBB000038934/) unapi

Chapter Chemla, Karine (1989)
The background to Gergonne's treatment of duality: Spherical trigonometry in the late 18th century. In: The history of modern mathematics (p. 331). (/isis/citation/CBB000062413/) unapi

Chapter Chemla, Karine; Pahaut, Serge (1988)
Préhistoires de la dualité: Explorations algébriques en trigonométrie sphérique (1753-1825). In: Sciences à l'époque de la Révolution Française: Recherches historiques (p. 151). (/isis/citation/CBB000057139/) unapi

Article Thoren, Victor E. (1988)
Prosthaphaeresis revisited. Historia Mathematica (pp. 32-39). (/isis/citation/CBB000065561/) unapi

Article Jami, Catherine (1988)
Western influence and Chinese tradition in an 18th century Chinese mathematical work. Historia Mathematica (pp. 311-331). (/isis/citation/CBB000066172/) unapi

Article Suzuki, Takanori (1987-88)
A solution of the qibla-problem by Abu 'l-Qasīm Aḥmad ibn Muḥammad al-Ghandajānī. Zeitschrift für Geschichte der Arabisch-Islamischen Wissenschaften (pp. 139-149). (/isis/citation/CBB000044393/) unapi

Article Ibn al-Qāṣṣ, (1987-88)
Das Buch über die Orientierung nach Mekka von Ibn al-Qāṣṣ. [Hrsg. von Sezgin, Fuat]. (In Arabic). Zeitschrift für Geschichte der Arabisch-Islamischen Wissenschaften. (/isis/citation/CBB000046273/) unapi

Article Bruins, Evert M. (1986-90)
Ptolemaic and Islamic trigonometry: The problem of the qibla. Janus: revue internationale de l'histoire des sciences, de la medecine, de la pharmacie et de la technique (pp. 125-148). (/isis/citation/CBB000043790/) unapi

Book al-Bīrūnī, (1986)
Kitāb maqālīd 'ilm al-hay'ah: La trigonométrie sphérique chez les Arabes de l'Est à la fin du Xe siècle. Édité et traduit par Marie-Thérèse Debarnot. (/isis/citation/CBB000033454/) unapi

Article Miura, Nobuo (1986)
The applications of trigonometry in Pitiscus: A preliminary essay. Historia Scientiarum: International Journal of the History of Science Society of Japan (pp. 63-78). (/isis/citation/CBB000055148/) unapi

Article Hairetdinova, N.G. (1986)
On spherical trigonometry in the medieval Near East and in Europe. Historia Mathematica (pp. 136-146). (/isis/citation/CBB000031071/) unapi

Article King, David A. (1986)
The earliest Islamic mathematical methods and tables for determining the direction of Mecca. Zeitschrift für Geschichte der Arabisch-Islamischen Wissenschaften (pp. 82-149). (/isis/citation/CBB000063935/) unapi

Article Knorr, Wilbur R. (1986)
The medieval tradition of a Greek mathematical lemma. Zeitschrift für Geschichte der Arabisch-Islamischen Wissenschaften (pp. 230-264). (/isis/citation/CBB000064212/) unapi

Chapter Szabó, Arpád (1985)
Eudoxos und das Problem der Sehnentafeln. In: Aristoteles und seine Schule (p. 499). (/isis/citation/CBB000032588/) unapi

Article Knorr, Wilbur R. (1985)
Ancient versions of two trigonometric lemmas. Classical Quarterly (pp. 362-391). (/isis/citation/CBB000033282/) unapi

Article King, David A. (1985)
The sacred direction in Islam: A study of the interaction of religion and science in the Middle Ages. Interdisciplinary Science Reviews (pp. 315-328). (/isis/citation/CBB000052058/) unapi

Article Carandell, Juan (1984)
An analemma for the determination of the azimuth of the qibla in the Risāla fī 'ilm al-ẓilāl of Ibn al-Raqqām. Zeitschrift für Geschichte der Arabisch-Islamischen Wissenschaften (pp. 61-72). (/isis/citation/CBB000062311/) unapi

Article Rosińska, Grazyna (1983)
Nie przypisujmy Rhetykowi dziela Regomontana. (Don't give to Rheticus what is Regiomontanus's.). Kwartalnik Historii Nauki i Techniki (pp. 615-619). (/isis/citation/CBB000012657/) unapi

Article Datta, Bibhutibhusan; Singh, Avadhesh Narayan (1983)
Hindu trigonometry. Indian Journal of History of Science (pp. 39-108). (/isis/citation/CBB000010212/) unapi