High resolution infrared study of the 2ν<sub>9</sub>and ν<sub>4</sub>bands of<sup>10</sup>BF<sub>2</sub>OH and<sup>11</sup>BF<sub>2</sub>OH: evidence of large amplitude effects for the OH-torsion and OH-bending modes in the 9<sup>2</sup>and 4<sup>1</sup>excited statesA. Perrin, Thomas A. Blake, J. M. Flaud et al.|Molecular Physics|2007Cited by 4