Authors: PESCE JE URRY CM MARASCHI L TREVES A GRANDI P KOLLGAARD RI PIAN E SMITH PS ALLER HD ALLER MF BARTH AJ BUCKLEY DAH COVINO E FILIPPENKO AV HOOPER EJ JONER MD KEDZIORACHUDCZER L KILKENNY D KNEE LBG KUNKEL M LAYDEN AC MAGALHAES AM MARANG F MARGONINER VE PALMA C PEREYRA A RODRIGUES CV SCHUTTE A SITKO ML TORNIKOSKI M VANDERWALT J VANWYK F WHITELOCK PA WOLK SJ

Citation: Je. Pesce et al., MULTIWAVELENGTH MONITORING OF THE BL LACERTAE OBJECT PKS-2155-304 IN 1994 MAY .1. THE GROUND-BASED CAMPAIGN, The Astrophysical journal, 486(2), 1997, pp. 770-783