TY - JOUR T1 - VIBRATIONAL-MODES OF THE VK CENTERS IN ALKALI-HALIDES JO - J PHYS C SOLID STATE PY - 1980/01/01 AU - HARDING JH ED - VL - 13 IS - 18 SP - 3505 EP - 3510 Y2 - 2025/06/18 ER -