Sahu, S.; López Fortín, C. E.; Iglesias Martínez, M. E.; Nagataki, S.; Fernández de Córdoba, Pedro(Oxford University Press, 2020-02)
[EN] The high energy blazar, Markarian 501 was observed as a part of multi-instrument and multiwavelength campaign spanning the whole electromagnetic spectrum for 4.5 months during March 15 to August 1, 2009. On May 1, ...