1. Polarons and Excitons,1963
2. Polarons in Ionic Crystals and Polar Semiconductors,1972
3. Polarons and Excitons in Polar Semiconductors and Ionic Crystals,1984
4. Polarons in Ionic Crystals and Polar Semiconductors;Larsen,1972
5. Cyclotron resonance study of polarons in GaAs