Thesis Anagnostakis, Christopher (1984)
The Arabic version of Ptolemy's Planisphaerium. (/isis/citation/CBB001564492/) unapi

Article Taisbak, C. M. (1984)
Eleven eighty-thirds: Ptolemy's reference to Eratosthenes in Almagest I.12. Centaurus: International Magazine of the History of Mathematics, Science, and Technology (pp. 165-167). (/isis/citation/CBB000016151/) unapi

Article Locher, Kurt (1984)
Ptolemy's ivy leaf. Journal for the History of Astronomy (pp. 32-34). (/isis/citation/CBB000005160/) unapi

Article Charpa, Ulrich (1983)
Zum Verhältnis von Historie und Philosophie in der Wissenschaftsgeschichte: Ptolemaica als Didactica. Philosophia Naturalis (pp. 179-191). (/isis/citation/CBB000003460/) unapi

Article Gingerich, Owen (1983)
Ptolemy, Copernicus, and Kepler. Great Ideas Today (pp. 137-180). (/isis/citation/CBB000011195/) unapi

Book Newton, Robert R. (1982)
The origins of Ptolemy's astronomical parameters. (/isis/citation/CBB000006465/) unapi

Article Goldstein, S. J., Jr. (1982)
Problems raised by Ptolemy's lunar tables. Journal for the History of Astronomy (pp. 195-205). (/isis/citation/CBB000019020/) unapi

Book Meine, Karl-Heinz (1982)
Die Ulmer Geographie des Ptolemäus von 1482: Zur 500. Wiederkehr der ersten Atlasdrucklegung nördlich der Alpen. Ausstellung und Katalog. (/isis/citation/CBB000006217/) unapi

Article Smith, A. Mark (1982)
Ptolemy's search for a law of refraction: A case-study in the classical methodology of “saving the appearances” and its limitations. Archive for History of Exact Sciences (pp. 221-240). (/isis/citation/CBB000018515/) unapi

Article Ptolemy, (1981)
Il criterio e il principio. A cura di Manuli, Paola. Rivista Critica di Storia della Filosofia (pp. 64-88). (/isis/citation/CBB000013379/) unapi

Article Morelon, Regis (1981)
Fragment arabe du premier livre du Phaseis de Ptolémée. Journal for the History of Arabic Science (pp. 3-22). (/isis/citation/CBB000020627/) unapi

Article De Pace, Anna (1981)
Elementi aristotelici nell'Ottica di Claudio Tolomeo. Rivista Critica di Storia della Filosofia (p. 123). (/isis/citation/CBB000013366/) unapi

Article Hartner, Willy (1980)
Ptolemy and Ibn Yūnus on solar parallax. Archives Internationales d'Histoire des Sciences (pp. 5-26). (/isis/citation/CBB000010565/) unapi

Article Levin, Flora R. (1980)
Plēgē and tasis in the Harmonika of Klaudios Ptolemaios. Hermes: Zeitschrift für Klassische Philologie (pp. 205-229). (/isis/citation/CBB000019270/) unapi

Article Gingerich, Owen (1980)
Was Ptolemy a fraud?. Quarterly Journal of the Royal Astronomical Society (pp. 253-266). (/isis/citation/CBB000013872/) unapi

Article Swerdlow, Noel M. (1979)
Ptolemy on trial. American Scholar (pp. 523-531). (/isis/citation/CBB000006364/) unapi

Article Newton, Robert R. (1979)
On the fractions of degrees in an ancient star catalogue. Quarterly Journal of the Royal Astronomical Society (pp. 383-394). (/isis/citation/CBB000027736/) unapi

Article Spatharakis, Ioannis (1978)
Some observations on the Ptolemy Ms. Vat. gr. 1291: Its date and the two initial minatures. Byzantinische Zeitschrift (pp. 41-49). (/isis/citation/CBB000021901/) unapi

Article Okruhlik, Kathleen (1978)
The interplay between theory and observation in the solar model of Hipparchus and Ptolemy. PSA: Proceedings of the Biennial Meeting of the Philosophy of Science Association (pp. 73-82). (/isis/citation/CBB000018326/) unapi

Article Drake, Stillman (1978)
Ptolemy, Galileo, and scientific method. Studies in History and Philosophy of Science (pp. 99-115). (/isis/citation/CBB000018350/) unapi