1. Aaboe, Asger (1955). “On the Babylonian Origin of Some Hipparchian Parameters.” Centaurus 4: 122–125.
2. Fotheringham, J. K. (1919). “The New Star of Hipparchus and the Dates of Birth and Accession of Mithridates.” Monthly Notices of the Royal Astronomical Society 79: 162–167.
3. Goldstein, Bernard R. and Alan C. Bowen (1995). “Pliny and Hipparchus’s 600-Year Cycle.” Journal for the History of Astronomy 26: 155–158.
4. Graβhoff, Gerd (1990). The History of Ptolemy’s Star Catalogue. New York: Springer-Verlag.
5. Hipparchus (1990). Hipparchi in Arati et Eudoxi Phaenomena commentarium (Commentary on the phenomena of Aratus and Eudoxus), edited by C. Manitius. Leipzig: Teubner. (German and Greek; Hipparchus’s only extant work, still unavailable in English translation. The last of the three books contains Hipparchus’s measurements of 44 stars. A Renaissance Greek edition in 80 pages, published in 1567 alongside another commentary by Achilles, was republished in 1972 in the Landmarks of Science microfiche series. English translations of some short passages are given by Graβhoff.)