TUNABLE DIODE LASER STUDIES OF COLLISIONLESS INFRARED EXCITATION OF SF6 AND NH3 MOLECULES Yu. A. KURITSYN, G. N. MAKAROV, V. R. MIRONENKO et I. PAKJ. Phys. IV France, 01 C7 (1991) C7-467-C7-470DOI: https://doi.org/10.1051/jp4:19917124