Petrus de S. Audomauro
Subtitle: Tractatus de semissis
By: [editor] Fritz S. Pedersen.
Contributors: Pedersen, Fritz Saaby.; Petrus, de Dacia, ca. 1235-1289
Series: Cahiers de l'Institut du moyen-âge grec et latin -- no. 33
Publisher: Université de Copenhague; I kommission hos, E. Paludan
Published: 1979
Place of publication: Copenhague; København
Language: lat
Number of pages: 113
Subjects: Astronomical instruments -- Early works to 1800.; Planets -- Orbits.; Celestial mechanics -- Early works to 1800.
Other titles: Tractatus de semissis.
Notes: Text in Latin; commentary in English.

The work has also been ascribed to Petrus de Dacia, but erroneously, in the editor's judgment.

Includes bibliographical references and index.