TY  - GEN
AU  - Whitaker, John R
AU  - Zweig, Gunter
TI  - Paper chromatography and electrophoresis, vol  II: paper chromatography
U1  - 543.089 52 ZWE.02 
CY  - Newyork, Academic press
KW  - Paper chromatography/chromatography/electrophoresis-chromatography
ER  -