RT Crucis: a look into the X-ray emission of a peculiar symbiotic star L. Ducci, V. Doroshenko, V. Suleimanov, M. Nikołajuk, A. Santangelo and C. Ferrigno A&A, 592 (2016) A58 Published online: 25 July 2016 DOI: 10.1051/0004-6361/201628242