TY - BOOK AU - Touchstone, Joseph. C ed. TI - Densitometry in thin layer chromatography: Practice and applications SN - 0-471-88041-8 PY - 1979/// CY - New YOrk PB - John wiley and sons UR - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=6727 ER -