APA (7th ed.) Citation

Heidt, J., Appenzeller, I., Seifert, W., Szeifert, T., & Stahl, O. (1999). Observations of the host galaxies of the BL Lacertae objects H 0414+009 and OJ 287 with FORS1 at VLT−UT1. Astronomy & astrophysics, 352, .

Chicago Style (17th ed.) Citation

Heidt, Jochen, Immo Appenzeller, Walter Seifert, Thomas Szeifert, and Otmar Stahl. "Observations of the Host Galaxies of the BL Lacertae Objects H 0414+009 and OJ 287 with FORS1 at VLT−UT1." Astronomy & Astrophysics 352 (1999).

MLA (9th ed.) Citation

Heidt, Jochen, et al. "Observations of the Host Galaxies of the BL Lacertae Objects H 0414+009 and OJ 287 with FORS1 at VLT−UT1." Astronomy & Astrophysics, vol. 352, 1999.

Warning: These citations may not always be 100% accurate.