CORRELATION BETWEEN THE STRUCTURE OF THE STATIONARY PHASE AND THE ACTIVITY COEFFICIENT IN GAS-LIQUID CHROMATOGRAPHYPETSEV ND; DIMITROV C.1972; C.R. ACAD. BULG. SCI.; BULG.; DA. 1972; VOL. 25; NO 6; PP. 775-777; BIBL. 7 REF.Serial Issue

A TEMPERATURE PROGRAMMED EVAPORATION METHOD FOR EXACT DETERMINATION OF THE AMOUNT OF STATIONARY PHASE IN CHROMATOGRAPHIC COLUMN PACKINGSNIKOLOV RN; PETSEV ND; STEFANOVA AD et al.1976; CHROMATOGRAPHIA; ALLEM.; DA. 1976; VOL. 9; NO 2; PP. 81-82; BIBL. 2 REF.Article

DETERMINATION OF THE AMOUNT OF STATIONARY PHASE IN PACKING FOR GAS-LIQUID CHROMATOGRAPHY. STATIONARY PHASES FOR USE AT HIGH TEMPERATURESPETSEV ND; PETKOV VH; DIMITROV C et al.1975; J. CHROMATOGR.; NETHERL.; DA. 1975; VOL. 114; NO 1; PP. 204-206; BIBL. 1 REF.Article

TEFLON-MODIFIED GAS-LIQUID CHROMATOGRAPHY SUPPORTDIMITROV C; PETSEV ND; GIGOVA M et al.1978; C.R. ACAD. BULG. SCI.; BGR; DA. 1978; VOL. 31; NO 11; PP. 1429-1431; BIBL. 6 REF.Article

VAPOUR-PHASE METHOD FOR PREPARING COLUMN PACKINGS FOR GAS-LIQUID CHROMATOGRAPHY USING A VACUUM TECHNIQUEFILCHEV PL; PETSEV ND; VELEV VN et al.1979; J. CHROMATOGR.; NLD; DA. 1979; VOL. 175; NO 2; PP. 335-338; BIBL. 7 REF.Article