CRITICAL CONSIDERATIONS ON THE PRACTICAL APPLICATION OF ORION-SELECTIVE ELECTRODES TO SEA AND OTHER NATURAL WATER SAMPLESSIMEONOV V.1980; FRESENIUS Z. ANAL. CHEM.; ISSN 0016-1152; DEU; DA. 1980; VOL. 301; NO 4; PP. 290-293; ABS. GER; BIBL. 11 REF.Article

EXPERIENCE SUR LA RECHERCHE DE LA SENSIBILISATION DES COUCHES EVAPOREES DE BROMURE D'ARGENTSIMEONOV V.1976; GOD. SOFIJSK. UNIV., KHIM. FAK.; BALG.; DA. 1976; VOL. 67; PP. 365-369; ABS. ANGL.; BIBL. 6 REF.Article

Evaluation of different instrumental and chemical parameters in analytical determinations by the use of experimental design methodsSIMEONOV, V.Fresenius' Zeitschrift für analytische Chemie. 1985, Vol 322, Num 2, pp 194-197, issn 0016-1152Article

Observations linguistiques sur la littérature populaire des immigrants du village de Krâstevic, district de PlovdivSIMEONOV, V.Balgarski Folklor Sofija. 1980, Vol 6, Num 4, pp 83-91Article

SPEED INCREASE IN EVAPORATED SILVER BROMIDE LAYERS BY USE OF DOPING AGENTS.SIMEONOV V; MALINOWSKI J.1976; GOD. SOFIJSK. UNIV., KHIM. FAK.; BALG.; DA. 1976; VOL. 67; PP. 371-376; ABS. RUSSE; BIBL. 5 REF.Article

ZUSAMMENHANG ZWISCHEN TOPOLOGISCHEN DIAGRAMMEN UND SYMBOLIK IN DER ANALYTISCHEN CHEMIE = RELATION ENTRE LES DIAGRAMMES TOPOLOGIQUES ET LA SYMBOLIQUE EN CHIMIE ANALYTIQUEMALISSA H; SIMEONOV V.1980; FRESENIUS Z. ANAL. CHEM.; ISSN 0016-1152; DEU; DA. 1980; VOL. 303; NO 1; PP. 1-3; ABS. ENG; BIBL. 7 REF.Article

A COMPARATIVE STUDY ON THE NITRATE DETERMINATION IN AIRBORNE DUST.SIMEONOV V; PUXBAUM H.1977; MIKROCHIM. ACTA; AUTR.; DA. 1977; NO 5-6; PP. 397-403; ABS. ALLEM.; BIBL. 19 REF.Article

A MODEL OF DIRECT POTENTIOMETRIC DETERMINATION OF NITRATE.SIMEONOV V; MALISSA H.1977; Z. (FRESENIUS') ANAL. CHEM.; DTSCH.; DA. 1977; VOL. 287; NO 1; PP. 37-42; ABS. ALLEM.; BIBL. 32 REF.Article

STABILISATION MECANIQUE DES IMAGES PHOTOGRAPHIQUES DEVELOPPEES SUR DES COUCHES EVAPOREESPOCHEKANSKI G; BORISOVA A; SIMEONOV V et al.1974; GOD. SOFIJSK. UNIV., KHIM. FAK.; BGR; DA. 1974-1975 PUBL. 1978; VOL. 69; NO 1; PP. 101-106; ABS. ENG; BIBL. 5 REF.Article

Classification of byzantine glass samples by the use of different chemical component featuresSIMEONOV, V; STRATIS, J.Fresenius' Zeitschrift für analytische Chemie. 1987, Vol 328, Num 3, pp 232-234, issn 0016-1152Article

Application of cluster analysis to the study of connection between sampling location and composition of sea water samplesANDREEV, G; SIMEONOV, V.Fresenius' Zeitschrift für analytische Chemie. 1986, Vol 325, Num 2, pp 146-149, issn 0016-1152Article

Interpretation of geochemical data by the use of multivariate data analysisKARADJOV, M; SIMEONOV, V.Mikrochimica acta (1966. Print). 1990, Vol 3, Num 4-6, pp 191-199, issn 0026-3672Article

STATISTICAL ESTIMATION OF THE CALIBRATION FOR A FLUORIDE-SELECTIVE ELECTRODE AT DIFFERENT EXPERIMENTAL CONDITIONSSIMEONOV V; VOULGAROPOULOS A; MIHAIL M et al.1983; FRESENIUS ZEITSCHRIFT FUER ANALYTISCHE CHEMIE; ISSN 0016-1152; DEU; DA. 1983; VOL. 314; NO 4; PP. 414-417; ABS. GER; BIBL. 12 REF.Article

AN OPTIMIZATION STUDY OF THE FLUORIMETRIC DETERMINATION OF ALUMINIUM BY 1-ISONICOTINYL-2-(2',4'-DIHYDROXY)-BENZYLIDENE HYDRAZINEAPOSTOLOPOULOU C; VOULGAROPOULOS A; SIMEONOV V et al.1981; FRESENIUS Z. ANAL. CHEM.; ISSN 0016-1152; DEU; DA. 1981; VOL. 309; NO 5; PP. 365-369; ABS. GER; BIBL. 10 REF.Article

MODEL FOR SUCCESSIVE DETERMINATION OF ALUMINIUM AND FLUORIDE BY COMBINATION OF FLUORIMETRIC AND POTENTIOMETRIC METHODSSIMEONOV V; VOULGAROPOULOS A; APOSTOLOPOULOU C et al.1982; FRESENIUS Z. ANAL. CHEM.; ISSN 0016-1152; DEU; DA. 1982; VOL. 311; NO 1; PP. 16-18; ABS. GER; BIBL. 13 REF.Article

Ten years trends (1984-1993) in the precipitation chemistry in Central AustriaPUXBAUM, H; SIMEONOV, V; KALINA, M. F et al.Atmospheric environment (1994). 1998, Vol 32, Num 2, pp 193-202, issn 1352-2310Article

Chemometrical interpretation of analytical data for vertical distribution of some chemical components in sea waterSIMEONOV, V; ANDREEV, G; KARADJOV, M et al.Fresenius' journal of analytical chemistry. 1993, Vol 345, Num 12, pp 744-747, issn 0937-0633Article

Evaluation of the influence of experimental parameters on the photogalvanic potential of some photosensitive chemical systemsSIMEONOV, V; ALJANABI, K; NOVKIRISHKA, M et al.Fresenius' journal of analytical chemistry. 1992, Vol 343, Num 3, pp 266-268, issn 0937-0633Article

Designed study of the effect of different reaction parameters on the catalytic determination of iron(III)SIMEONOV, V; THEMELIS, D; STRATIS, J et al.Fresenius' Zeitschrift für analytische Chemie. 1988, Vol 331, Num 1, pp 39-41, issn 0016-1152Article

An ideographic computerized system for the presentation of qualitative semi-microanalytical reactionsPEKOV, G; MANDJUKOV, P; SIMEONOV, V et al.Fresenius' Zeitschrift für analytische Chemie. 1988, Vol 332, Num 1, pp 59-60, issn 0016-1152Article

Model for designed emission spectroscopic determination of trace metals in pure substances after coprecipitation with cadmium sulphideSIMEONOV, V; KARADJOVA, I; ALEXANDROV, S et al.Fresenius' Zeitschrift für analytische Chemie. 1985, Vol 320, Num 4, pp 330-333, issn 0016-1152Article

Multivariate statistical analysis of coastal sediment dataSTANIMIROVA, I; TSAKOVSKI, S; SIMEONOV, V et al.Fresenius' journal of analytical chemistry. 1999, Vol 365, Num 6, pp 489-493, issn 0937-0633Article

Time trends in the concentrations of lead in wet precipitation from rural and urban sites in AustriaKALINA, M; PUXBAUM, H; TSAKOVSKI, S et al.Chemosphere (Oxford). 1999, Vol 38, Num 11, pp 2509-2515, issn 0045-6535Article

Surface water quality assessment by the use of combination of multivariate statistical classification and expert informationTOBISZEWSKI, M; TSAKOVSKI, S; SIMEONOV, V et al.Chemosphere (Oxford). 2010, Vol 80, Num 7, pp 740-746, issn 0045-6535, 7 p.Article

Comparison of self-organizing maps classification approach with cluster and principal components analysis for large environmental data setsASTEL, A; TSAKOVSKI, S; BARBIERI, P et al.Water research (Oxford). 2007, Vol 41, Num 19, pp 4566-4578, issn 0043-1354, 13 p.Article