High-energy observations of the state transition of the X-ray nova and black hole candidate XTE J1720-318
M. Cadolle Bel, J. Rodriguez, P. Sizun, R. Farinelli, M. Del Santo, A. Goldwurm, P. Goldoni, S. Corbel, A. N. Parmar, E. Kuulkers, P. Ubertini, F. Capitanio, J.-P. Roques, F. Frontera, L. Amati and N. J. Westergaard
A&A, 426 2 (2004) 659-667
DOI: https://doi.org/10.1051/0004-6361:20041292