TY  - BOOK
AU  - Ionin, B. I.
AU  - Ershov, B. A.
TI  - NMR spectroscopy in organic chemistry
T2  - Physical methods in organic chemistry
SN  - 360304244
U1  - 547.1228 
PY  - 1970///
CY  - New York
PB  - Plenum
ER  -