Study of vibrational properties of InGaAsP by far-infrared reflectivity - Amiotti, M.; Guizzetti, G.; Patrini, M.; Piaggi, A.; Borghesi, A.; Colombo, L.; Landgren, G. (American Institute of Physics (AIP), 1994)
http://dx.doi.org/10.1063/1.356158
Keywords: U