THE EFFECTS OF TERMINAL GROUPS IN 4-AMINOAZOBENZENE AND DISPERSE DYES RELATED THERETOHALLAS G.1979; J. SOC. DYERS COLOURISTS; GBR; DA. 1979; VOL. 95; NO 8; PP. 285-295; BIBL. 80 REF.Article

The use of SDS-polyacrylamide gel electrophoresis in epidemiological studies of Corynebacterium diphtheriaeHALLAS, G.Epidemiology and infection. 1988, Vol 100, Num 1, pp 83-90, issn 0950-2688Article

STERIC AND ELECTRONIC EFFECTS IN BASIC DYES. IV. ELECTRONIC ABSORPTION SPECTRA OF DERIVATIVES OF MALACHITE GREEN CONTAINING MORE THAN ONE SUBSTITUENT IN THE PHENYL RINGFERGUSON AS; HALLAS G.1973; J. SOC. DYERS COLOURISTS; G.B.; DA. 1973; VOL. 89; NO 1; PP. 22-24; BIBL. 19 REF.Serial Issue

THE RELATIONSHIP BETWEEEN OPACITY FACTOR AND M PROTEIN IN STREPTOCOCCUS PYOGENESHALLAS G; WIDDOWSON JP.1983; J. MED. MICROBIOL.; ISSN 0022-2615; GBR; DA. 1983; VOL. 16; NO 1; PP. 13-26; BIBL. 2 P.Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME DISPERSE DYES DERIVED FROM N-2-CYANOETHYL-1,2,3,4-TETRAHYDROQUINOLINEHALLAS G; NAGHI SAADATJOU.1981; J. SOC. DYERS COLOUR.; ISSN 0037-9859; GBR; DA. 1981; VOL. 97; NO 6; PP. 282-286; BIBL. 21 REF.Article

3,6-EXTENDED CONJUGATION THROUGH PHENANTHRENE.HALLAS G; POTTS RM.1975; J. CHEM. SOC., CHEM. COMMUNIC.; G.B.; DA. 1975; NO 7; PP. 252-253; BIBL. 4 REF.Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME AZO DISPERSE DYES DERIVED FROM N-2,2,2-TRIFLUOROETHYL-1,2,3,4-TETRAHYDROQUINOLINEALIWARGA H; HALLAS G.1981; DYES PIGM.; ISSN 0143-7208; GBR; DA. 1981; VOL. 2; NO 3; PP. 195-203; BIBL. 22 REF.Article

STERIC EFFECTS IN DI- AND TRI-ARYLMETHANE DYES. XIV: ELECTRONIC ABSORPTION SPECTRUM OF AND ALPHA ,O-BRIDGED ANALOGUE OF MICHLER'S HYDROL BLUEBROWN AT; HALLAS G.1982; C.S. PERKIN TRANS. 2; ISSN 0300-9580; GBR; DA. 1982; NO 8; PP. 1037-1039; BIBL. 11 REF.Article

THE OPACITY FACTOR OF GROUP-A STREPTOCOCCIHALLAS G; WIDDOWSON JP.1982; J. MED. MICROBIOL.; ISSN 0022-2615; GBR; DA. 1982; VOL. 15; NO 4; PP. 451-464; BIBL. 19 REF.Article

AN IMPROVED ROUTE TO UNSYMMETRICAL 2,7-DISUBSTITUTED PHENANTHRENESCHALK AJ; HALLAS G.1979; CHEM. AND INDUSTRY; GBR; DA. 1979; NO 12; PP. 414-415; BIBL. 5 REF.Article

A NEW ROUTE TO UNSYMMETRICAL 2,7-DISUBSTITUTED PHENANTHRENES.HALLAS G; WADA BT.1978; CHEM. AND INDUSTRY; GBR; DA. 1978; NO 16; PP. 630-631; BIBL. 9 REF.Article

DECARBOXYLATION OF 2,4,6-TRIMETHOXYBENZOIC ACID.GANDHI SS; HALLAS G.1977; CHEM. AND INDUSTRY; G.B.; DA. 1977; NO 20; PP. 841; BIBL. 5 REF.Article

The production of pyrogenic exotoxins by group A streptococciHALLAS, G.Journal of hygiene. 1985, Vol 95, Num 1, pp 47-57, issn 0022-1724Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME MONOAZO DISPERSE DYES DERIVED FROM N-METHYLINDOLINEHALLAS G; HO SF.1982; J. SOC. DYERS COLOUR.; ISSN 0037-9859; GBR; DA. 1982; VOL. 98; NO 22; PP. 429-432; BIBL. 17 REF.Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME DISPERSE DYES DERIVED FROM 9-PHENYLAZO-1-KETOJULOLIDINE.HALLAS G; NG KL.1977; J. SOC. DYERS COLOURISTS; G.B.; DA. 1977; VOL. 93; NO 7; PP. 284-287; BIBL. 24 REF.Article

A USEFUL ROUTE TO UNSYMMETRICAL 2,7-DISUBSTITUTED PHENANTHRENESHALLAS G; POTTS RM.1975; CHEM. AND INDUSTRY; G.B.; DA. 1975; NO 16; PP. 708; BIBL. 15 REF.Article

ESTERIFICATION OF 2,6-BISTRIFLUOROMETHYLBENZOIC ACIDHALLAS G; HEPWORTH JD.1972; CHEM. AND INDUSTRY; G.B.; DA. 1972; NO 17; PP. 691-692; BIBL. 6 REF.Serial Issue

SYNTHESIS OF 6-DIMETHYLAMINOTETRAL-1-ONE AND 5-DIMETHYLAMINOINDAN-1-ONEBROWN AT; HALLAS G; LAWSON R et al.1981; CHEM. IND. (LOND.); ISSN 0009-3068; GBR; DA. 1981; NO 7; PP. 248-249; BIBL. 13 REF.Article

DIPOLE MOMENTS OF METHYL- AND TRIFLUOROMETHYL-SUBSTITUTED METHYL BENZOATES.HALLAS G; HEPWORTH JD; IBBITSON DA et al.1975; J. CHEM. SOC., PERKINS TRANS., 2; G.B.; DA. 1975; NO 14; PP. 1587-1590; BIBL. DISSEM.Article

A DIPOLE MOMENT STUDY OF THE ORTHO-EFFECTS OF METHYL AND TRIFLUOROMETHYL GROUPSHEPWORTH JD; IBBITSON DA; WILLIAMS AJ et al.1972; J. CHEM. SOC. PERKIN TRANS., 2; G.B.; DA. 1972; NO 15; PP. 2298-2299; BIBL. 6 REF.Serial Issue

STERIC AND ELECTRONIC EFFECTS IN BASIC DYES. V. ELECTRONIC ABSORPTION SPECTRA OF DERIVATIVES OF MALACHITE GREEN CONTAINING METHOXY GROUPS IN THE PHENYL RING.GANDHI SS; HALLAS G; THOMASSON J et al.1977; J. SOC. DYERS COLOURIST; G.B.; DA. 1977; VOL. 93; NO 12; PP. 451-454; BIBL. 16 REF.Article

NUCLEAR MAGNETIC RESONANCE AND THE CONFORMATION OF SOME DERIVATIVES OF MICHLER'S KETONE.BARTLE KD; HALLAS G; HEPWORTH JD et al.1975; ORG. MAGNET. RESON.; G.B.; DA. 1975; VOL. 7; NO 4; PP. 154-159; BIBL. 29 REF.Article

BROMINATION OF 3-AMINO- AND 3-DIMETHYLAMINO-PYRIDINEFOX GJ; HEPWORTH JD; HALLAS G et al.1973; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1973; NO 1; PP. 68-69; BIBL. 16 REF.Serial Issue

The synthesis and properties of naphthodifuranones and naphthofuranonepyrrolidonesHALLAS, G; YOON, Chun.Dyes and pigments. 2001, Vol 48, Num 2, pp 121-132, issn 0143-7208Article

The effects of cyclic terminal groups in 4-aminoazobenzene and related azo dyes. V: Electronic absorption spectra of some monoazo dyes derived from N-phenylhexamethyleneimine and N-phenylheptamethyleneimineHALLAS, G; JALIL, M. A.Dyes and pigments. 1993, Vol 23, Num 3, pp 149-157, issn 0143-7208Article