Abramowski, A., Acero, F., Aharonian, F., Akhperjanian, A., Angüner, E., Anton, G., …Zechlin, H. (2013). Discovery of high and very high-energy emission from the BL Lacertae object SHBL J001355.9-185406. Astronomy & Astrophysics, 554, Article A72. https://doi.org/10.1051/0004-6361/201220996