@article{article, title  = {{CALCULATION OF LOCAL AND GAP MODE FREQUENCIES FROM IMPURITIES IN ALKALI-HALIDE CRYSTALS}},

 url = {{}},

 year = {{1986}},

 month = {{11}},

 author = {{SANGSTER MJL and HARDING JH}},

 volume = {{19}},

 journal = {{J PHYS C SOLID STATE}},

 issue = {{31}},

 pages = {{6153-6167}},

 note = {{Accessed on 2024/12/26}}}