Authors: Vaughan, BA van der Klis, M Mendez, M van Paradijs, J Wijnands, RAD Lewin, WHG Lamb, FK Psaltis, D Kuulkers, E Oosterbroek, T

Citation: Ba. Vaughan et al., Discovery of microsecond time lags in kilohertz QPOs (vol 483, pg L115, 1997), ASTROPHYS J, 509(2), 1998, pp. L145-L145