000 00255nas a22000977a 4500
008 150409b1970 xxu||||| |||| 00| 0 eng d
022 _a1098-0121
245 _aPhysical Review B
260 _bAmerican Institute of Physics
_aNY , USA
_c1970
310 _a48/Yr
999 _c164669
_d164669