TY - JOUR AU - Antoranz Canales, Pedro AU - Barrio Uña, Juan Abel AU - Contreras González, José Luis AU - Fonseca González, María Victoria AU - Miranda Pantoja, José Miguel AU - Nieto Castaño, Daniel PY - 2009 DO - 10.1088/0004-637X/691/1/L13 SN - 2041-8205 UR - https://hdl.handle.net/20.500.14352/44000 T2 - Astrophysical journal letters AB - We present optical, X-ray, high-energy ((sic) 30 GeV) and very high energy ((sic) 100 GeV; VHE) observations of the high-frequency peaked blazar Mrk 421 taken between 2008 May 24 and June 23. A high-energy gamma-ray signal was detected by AGILE with... LA - eng M2 - L13 PB - IOP Publishing KW - BL-Lacertae Objects KW - X-Ray-Spectra KW - Magic Telescope KW - LAC Objects KW - Gamma-Rays KW - XMM-Newton KW - Blazars KW - Webt KW - Outburst KW - Campaign. TI - The june 2008 flare of Markarian 421 from optical to TeV energies TY - journal article VL - 691 ER -