000 00327nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a530.072
100 _aPRUTTON, M.
245 0 _aReports on Progreess in Physics, vol 52, part 02
260 _aBristol
_bIOP Pub. Ltd
_c1989
300 _a376p.
942 _cLL
999 _c8467
_d8467