Ajello, M., Ghisellini, G., Paliya, V. S., Kocevski, D., Tagliaferri, G., Madejski, G., et al. (2016). NuSTAR, Swift, and GROND observations of the flaring MeV blazar PMN J0641−0320. The Astrophysical Journal, 826(1): 76, pp. 1-9. doi:10.3847/0004-637X/826/1/76.