Nicklas, H. E., & Seifert, W. (1997). Construction of the FORS Focal Reducer/Spectrographs: Status report and first test results. Optical telescopes of today and tomorrow: following in the direction of Tycho Brahe. https://doi.org/10.1117/12.269011
Chicago Style (17th ed.) CitationNicklas, Harald E., and Walter Seifert. "Construction of the FORS Focal Reducer/Spectrographs: Status Report and First Test Results." Optical Telescopes of Today and Tomorrow: Following in the Direction of Tycho Brahe 1997. https://doi.org/10.1117/12.269011.
MLA (9th ed.) CitationNicklas, Harald E., and Walter Seifert. "Construction of the FORS Focal Reducer/Spectrographs: Status Report and First Test Results." Optical Telescopes of Today and Tomorrow: Following in the Direction of Tycho Brahe, 1997, https://doi.org/10.1117/12.269011.