APA-Zitierstil (7. Ausg.)

Ekeland, I., & Temam, R. (1999). Convex analysis and variational problems. Society for Industrial and Applied Mathematics (SIAM, 3600 Market Street, Floor 6, Philadelphia, PA 19104). https://doi.org/10.1137/1.9781611971088

Chicago-Zitierstil (17. Ausg.)

Ekeland, Ivar, und Roger Temam. Convex Analysis and Variational Problems. Philadelphia, Pa: Society for Industrial and Applied Mathematics (SIAM, 3600 Market Street, Floor 6, Philadelphia, PA 19104), 1999. https://doi.org/10.1137/1.9781611971088.

MLA-Zitierstil (9. Ausg.)

Ekeland, Ivar, und Roger Temam. Convex Analysis and Variational Problems. Society for Industrial and Applied Mathematics (SIAM, 3600 Market Street, Floor 6, Philadelphia, PA 19104), 1999. https://doi.org/10.1137/1.9781611971088.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.