HE 0017+0055: A probable pulsating CEMP-rs star and long-period binary A. Jorissen, T. Hansen, S. Van Eck, J. Andersen, B. Nordström, L. Siess, G. Torres, T. Masseron and H. Van Winckel A&A, 586 (2016) A159 Published online: 11 February 2016 DOI: 10.1051/0004-6361/201526993