RXTE observations of the dipping low-mass X-ray binary 4U 1624–49 D. Lommen, S. van Straaten, M. van der Klis and B. Anthonisse A&A, 435 3 (2005) 1005-1011 Published online: 13 May 2005 DOI: 10.1051/0004-6361:20040405