Seminar of Celestial Mechanics and Space Research & Universitatea Babes-Bolyai. Sectia de Matematica. (1980). Seminar of celestial mechanics and space research: Preprint. Babes-Bolyai University, Faculty of Mathematics.
Chicago-Zitierstil (17. Ausg.)Seminar of Celestial Mechanics and Space Research und Universitatea Babes-Bolyai. Sectia de Matematica. Seminar of Celestial Mechanics and Space Research: Preprint. Cluj-Napoca: Babes-Bolyai University, Faculty of Mathematics, 1980.
MLA-Zitierstil (8. Ausg.)Seminar of Celestial Mechanics and Space Research und Universitatea Babes-Bolyai. Sectia de Matematica. Seminar of Celestial Mechanics and Space Research: Preprint. Babes-Bolyai University, Faculty of Mathematics, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.