TY - BOOK AU - Devreese J T Ed. AU - Peeters F Ed. TI - Polarons and excitions in polar semiconductors and ionic crystals T2 - Nato ASI series B: physics; 108 U1 - C21, M4 PY - 1984/// CY - New York PB - Plenum KW - Solid state physics KW - Physics ER -