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Results: 767
Number of items: 767
  • Open Access
    Wijnands, R., Homan, J., van der Klis, M., Kuulkers, E., van Paradijs, J., Lewin, W. H. G., Lamb, F. K., Psaltis, D., & Vaughan, B. (1998). Discovery of kHz quasi-periodic oscillations in the Z source Cygnus X-2. Astrophysical Journal, 493(2), L87-L90. https://doi.org/10.1086/311138
  • Open Access
    Marshall, F. E., Wijnands, R., & van der Klis, M. (1998). SAX J1808.4-3658 = XTE J1808-369. IAU Circular, 6876(1).
  • Open Access
    Méndez, R. M., van der Klis, M., van Paradijs, J. A., Lewin, W. H. G., Vaughan, B. A., Kuulkers, E., Zhang, W., Lamb, F. K., & Psaltis, D. (1998). Discovery of a second kHz QPO in 4U 1608-52. Astrophysical Journal, 494, L65-L68. https://doi.org/10.1086/311162
  • Open Access
    Méndez, R. M., Belloni, T., & van der Klis, M. (1998). 'Canonical' black hole states in the superluminal source GRO J1655-40. Astrophysical Journal, 499, L187-L190. https://doi.org/10.1086/311368
  • Open Access
    Guerriero, R., Fox, D., Lewin, W. H. G., Rutledge, R., Moore, C., van der Klis, M., & van Paradijs, J. (1998). MXB 1730-335. IAU Circular, 6815(2).
  • Open Access
    Ford, E. C., van der Klis, M., & Kaaret, P. (1998). Discovery of kilohertz QPO's in the atoll X-ray binary 4U 1705-44. Astrophysical Journal, 498, L41-L44. https://doi.org/10.1086/311301
  • Open Access
    Psaltis, D., Méndez, M., Wijnands, R., Homan, J., Jonker, P. G., van der Klis, M., Lamb, F. K., Kuulkers, E., & van Paradijs, J. (1998). The beat-frequency interpretation of kilohertz quasi-periodic oscillations in neutron star low-mass x-ray binaries. Astrophysical Journal Letters, 501(1), L95-L99. https://doi.org/10.1086/311455
  • Open Access
    Oosterbroek, T., Parmar, A. N., Kuulkers, E., Belloni, T., van der Klis, M., Frontera, F., & Santangelo, A. (1998). The 1998 outburst of the X-ray transient 4U 1630-47 observed with BeppoSAX. Astronomy & Astrophysics, 340, 431-436.
  • Open Access
    van der Klis, M., Wijnands, R. A. D., Horne, K., & Chen, W. (1997). Kilohertz QPO peak separation is not constant in Scorpius X-1. Astrophysical Journal, 481, L97-L100. https://doi.org/10.1086/310656
  • van der Klis, M. (1997). Quantifying rapid variability in accreting compact objects. In G. J. Babu, & E. D. Feigelson (Eds.), Statistical challenges in modern astronomy II (pp. 321). Springer.
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