| Micellar extraction of organophosphorus pesticides and their determination by liquid chromatography CP Sanz, R Halko, ZS Ferrera, JJS Rodrıguez Analytica Chimica Acta 524 (1-2), 265-270, 2004 | 153 | 2004 |
| Combination of microwave assisted micellar extraction and liquid chromatography for the determination of organophosphorous pesticides in soil samples C Padrón-Sanz, R Halko, Z Sosa-Ferrera, JJ Santana-Rodríguez Journal of Chromatography A 1078 (1-2), 13-21, 2005 | 100 | 2005 |
| Identification of natural dyestuff in archeological coptic textiles by HPLC with fluorescence detection I Surowiec, J Orska-Gawryś, M Biesaga, M Trojanowicz, M Hutta, R Halko, ... Analytical Letters 36 (6), 1211-1229, 2003 | 69 | 2003 |
| Determination of benzimidazole fungicides by HPLC with fluorescence detection after micellar extraction R Halko, CP Sanz, ZS Ferrera, JJS Rodríguez Chromatographia 60 (3), 151-156, 2004 | 63 | 2004 |
| Some theoretical and practical aspects in the separation of humic substances by combined liquid chromatography methods M Hutta, R Góra, R Halko, M Chalányová Journal of chromatography A 1218 (49), 8946-8957, 2011 | 57 | 2011 |
| Environmental analysis based on luminescence in organized supramolecular systems JJ Santana Rodriguez, R Halko, JR Betancort Rodríguez, JJ Aaron Analytical and bioanalytical chemistry 385, 525-545, 2006 | 53 | 2006 |
| Application of deep eutectic solvents in bioanalysis V Andruch, A Varfalvyová, R Halko, N Jatkowska, J Płotka-Wasylka TrAC Trends in Analytical Chemistry 154, 116660, 2022 | 27 | 2022 |
| Flow-injection sample preconcentration for ion-pair chromatography of trace metals in waters E Poboży, R Halko, M Krasowski, T Wierzbicki, M Trojanowicz Water Research 37 (9), 2019-2026, 2003 | 27 | 2003 |
| Determination of benzimidazole fungicides in soil samples using microwave-assisted micellar extraction and liquid chromatography with fluorescence detection R Halko, CPÓ Sanz, ZS Ferrera, JÉJS RodrÍguez Journal of AOAC International 89 (5), 1403-1409, 2006 | 26 | 2006 |
| Recent advances in the application of nanoparticles in cloud point extraction KB Gavazov, I Hagarová, R Halko, V Andruch Journal of Molecular Liquids 281, 93-99, 2019 | 23 | 2019 |
| New approach to large‐volume injection in reversed‐phase high performance liquid chromatography: Determination of atrazine and hydroxyatrazine in soil samples M Hutta, M Chalányová, R Halko, R Góra, I Rybár, M Pajchl, S Dokupilová Journal of separation science 29 (13), 1977-1987, 2006 | 23 | 2006 |
| Reversed phase liquid chromatography trace analysis of pesticides in soil by on‐column sample pumping large volume injection and UV detection M Hutta, M Chalányová, R Halko, R Góra, S Dokupilová, I Rybár Journal of separation science 32 (12), 2034-2042, 2009 | 21 | 2009 |
| Study of the binding sites in the biomass of Aspergillus niger wild-type strains by FTIR spectroscopy K Gáplovská, A Šimonovičová, R Halko, L Okenicová, M Žemberyová, ... Chemical Papers 72, 2283-2288, 2018 | 18 | 2018 |
| Study of high-performance liquid chromatographic separation of selected herbicides by hydro-methanolic and micellar liquid chromatography using Genapol X-080 non-ionic … R Halko, M Hutta Analytica Chimica Acta 466 (2), 325-333, 2002 | 18 | 2002 |
| Review on utilization of non-ionic tensides for sample pretreatment in environmental analysis of organic pollutants R Halko, M Hutta Chemické listy 94 (11), 2000 | 17 | 2000 |
| Application of deep eutectic solvents in atomic absorption spectrometry V Andruch, R Halko, J Tuček, J Płotka-Wasylka TrAC Trends in Analytical Chemistry 147, 116510, 2022 | 15 | 2022 |
| The effects of temperature and mobile phase on the retention of aliphatic carboxylic acids in hydrophilic interaction chromatography on zwitterionic stationary phases I Boháčová, R Halko, P Jandera Journal of separation science 39 (24), 4732-4739, 2016 | 15 | 2016 |
| Retention characteristics of acetochlor in soils collected from different depths in relation to soil properties (Žitný ostrov area, SW Slovakia). V Tatarkova, E Hiller, R Halko Soil & Water Research 9 (2), 2014 | 14 | 2014 |
| Speciation analysis of chromium in water samples using nanometer zirconium dioxide and direct ultrasonic slurry sampling with electrothermal atomic absorption spectrometry S Procházková, K Kriegerová, I Boháčová, R Halko International journal of environmental analytical chemistry 99 (2), 157-171, 2019 | 13 | 2019 |
| Determination of copper in human urine by cloud point extraction and flame atomic absorption spectrometry S Procházková, R Halko Analytical letters 49 (11), 1656-1668, 2016 | 13 | 2016 |
