157 citations · 714 across the 16 of their papers we have counts for
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I. Caballero, K. Pottschmidt, A. Santangelo +20
The Be/X-ray binary A0535+26 showed a giant outburst in December 2009 that reached ~5.14 Crab in the 15-50 keV range. Unfortunately, due to Sun constraints it could not be observed…