XMM-Newton observations of 1A 0535+262 in quiescence.V. Doroshenko, A. Santangelo, R. Doroshenko, I. Caballero, S. Tsygankov and R. RothschildEPJ Web of Conferences, 64 (2014) 06009DOI: https://doi.org/10.1051/epjconf/20136406009