00257nam a22000977a 4500003000400000008004100004082001600045100001500061245004500076260003800121OSt230911b        |||||||| |||| 00| 0 eng d  a544.6bD44N  aDiehal, P.  aNMR Basic Principles & Progress - Vol.II  aNew YorkbSpringer - Verlagc1970