J. Gatzke
COHERENT POPULATION TRANSFER
Klaas Bergmann, Bruce W. Shore
MULTIPLE QUANTUM TRANSITIONS.
J.M. Winter
Population Inversion
Galina Nemova
DIFFERENTIAL GAIN WITHOUT POPULATION INVERSION
Population Inversion and Superluminality
R. Y. Chiao
MONDIABATIC POPULATION INVERSION BY LASER FREQUENCY SWITCHING
Angelo Turrin