Nilsson, K., & Heidt, J. (1999). High resolution imaging of TeV BL Lacertae objects. BL Lac phenomenon.
Chicago Style (17th ed.) CitationNilsson, Kari, and Jochen Heidt. "High Resolution Imaging of TeV BL Lacertae Objects." BL Lac Phenomenon 1999.
MLA (9th ed.) CitationNilsson, Kari, and Jochen Heidt. "High Resolution Imaging of TeV BL Lacertae Objects." BL Lac Phenomenon, 1999.
Warning: These citations may not always be 100% accurate.