APA (7th ed.) Citation

Sbarufatti, B., & Heidt, J. (2005). ESO-VLT optical spectroscopy of BL Lac objects: I. new redshifts. The astronomical journal, 129(2), . https://doi.org/10.1086/427138

Chicago Style (17th ed.) Citation

Sbarufatti, Boris, and Jochen Heidt. "ESO-VLT Optical Spectroscopy of BL Lac Objects: I. New Redshifts." The Astronomical Journal 129, no. 2 (2005). https://doi.org/10.1086/427138.

MLA (9th ed.) Citation

Sbarufatti, Boris, and Jochen Heidt. "ESO-VLT Optical Spectroscopy of BL Lac Objects: I. New Redshifts." The Astronomical Journal, vol. 129, no. 2, 2005, https://doi.org/10.1086/427138.