XMM-Newton and Swift observations of High Frequency Peaked BL Lacs in the TeV eraDOI: info:10.1088/1742-6596/355/1/012012v. 3552012
Massaro, Francesco, Paggi, A., Elvis, M., and Cavaliere, A. 2012. "XMM-Newton and Swift observations of High Frequency Peaked BL Lacs in the TeV era." Journal of Physics Conference Series, 355 2012. https://doi.org/10.1088/1742-6596/355/1/012012.