Article C. Philipp E. Nothaft (2020)
The Liber Theoreumacie (1214) and the Early History of the Quadrans Vetus. Journal for the History of Astronomy (pp. 51-74). (/p/isis/citation/CBB165773348/) unapi

Article C. Philipp E. Nothaft (2019)
An Overlooked Construction Manual for the Quadrans Vetustissimus. Nuncius: Annali di Storia della Scienza (pp. 517-534). (/p/isis/citation/CBB387164209/) unapi

Article Taha Yasin Arslan (2016)
Vakti Fethetmek: Mîkât İlmi Geleneğinde Rub‘u’l-mukantarât Yapım Kılavuzu Örneği Olarak Muhammed Konevî’nin Hediyyetü’l-mülûk’u. Nazariyat: İslam Felsefe ve Bilim Tarihi Araştırmaları Dergisi (Journal for the History of Islamic Philosophy and Sciences) (pp. 103-148). (/p/isis/citation/CBB693025428/) unapi

Article SaKHYa (2014)
The Turyayantraprakāśa of Bhūdhara: Chapters One to Ten. Sciamvs: Sources and Commentaries in Exact Sciences (pp. 3-55). (/p/isis/citation/CBB653653044/) unapi

Article Chinnici, Ileana; Randazzo, Donatella (2011)
Tracing Ramsden's “Plumbline Level”. Journal for the History of Astronomy (p. 161). (/p/isis/citation/CBB001023563/) unapi

Article Eagleton, Catherine (2011)
A King, Two Lords, and Three Quadrants. Early Science and Medicine: A Journal for the Study of Science, Technology and Medicine in the Pre-modern Period (p. 200). (/p/isis/citation/CBB001034168/) unapi

Article Dumont, Simone; Débarbat, Suzanne (2008)
Fouchy et ses travaux en astronomie. Revue d'Histoire des Sciences (p. 25). (/p/isis/citation/CBB000954396/) unapi

Article Dekker, Elly (2008)
“With His Sharp Lok Perseth the Sonne”: A New Quadrant from Canterbury. Annals of Science: The History of Science and Technology (p. 201). (/p/isis/citation/CBB000774431/) unapi

Chapter King, David A. (2008)
Islamic Astronomical Instruments and Some Examples of Transmission to Europe. In: A Shared Legacy: Islamic Science East and West. Homage to Professor J. M. Millàs Vallicrosa (p. 321). (/p/isis/citation/CBB001022270/) unapi

Article McConnell, Anita (2007)
Jesse Ramsden, London's Leading Scientific Instrument Maker---Why?. Bulletin of the Scientific Instrument Society (pp. 2-6). (/p/isis/citation/CBB000831653/) unapi

Article Viladrich, M. (2000)
Medieval Islamic Horary Quadrants for Specific Latitudes and Their Influence on the European Tradition. Suhayl: Journal for the History of the Exact and Natural Sciences in Islamic Civilisation (p. 273). (/p/isis/citation/CBB000931689/) unapi

Article Lorch, R. (2000)
Some Early Applications of the Sine Quadrant. Suhayl: Journal for the History of the Exact and Natural Sciences in Islamic Civilisation (p. 251). (/p/isis/citation/CBB000931688/) unapi

Thesis Frances Nan Long Britt (1972)
A Critical Edition of 'Tractatus Quadrantis.'. (/p/isis/citation/CBB570709761/) unapi