APA-Zitierstil (7. Ausg.)

Sillanpää, A., Heidt, J., Wagner, S., Bock, H. A., & Kümmel, M. W. (1996). Confirmation of the 12-year optical outburst cycle in blazar OJ 287. Astronomy and astrophysics, 305, .

Chicago-Zitierstil (17. Ausg.)

Sillanpää, Aimo, Jochen Heidt, Stefan Wagner, Holger Arne Bock, und Martin W. Kümmel. "Confirmation of the 12-year Optical Outburst Cycle in Blazar OJ 287." Astronomy and Astrophysics 305 (1996).

MLA-Zitierstil (9. Ausg.)

Sillanpää, Aimo, et al. "Confirmation of the 12-year Optical Outburst Cycle in Blazar OJ 287." Astronomy and Astrophysics, vol. 305, 1996.