Discovery of a redshifted X-ray emission line in the symbiotic neutron star binary 4U 1700+24A. Tiengo, D. K. Galloway, T. di Salvo, M. Méndez, J. M. Miller, J. L. Sokoloski and M. van der KlisA&A, 441 1 (2005) 283-287DOI: https://doi.org/10.1051/0004-6361:20035742
