| Immobilized microbial biosorbents for heavy metals removal Z Velkova, G Kirova, M Stoytcheva, S Kostadinova, K Todorova, V Gochev Engineering in Life Sciences 18 (12), 871-881, 2018 | 97 | 2018 |
| Novel composite biosorbent from Bacillus cereus for heavy metals removal from aqueous solutions K Todorova, Z Velkova, M Stoytcheva, G Kirova, S Kostadinova, V Gochev Biotechnology & Biotechnological Equipment 33 (1), 730-738, 2019 | 49 | 2019 |
| Biosorption of Congo Red and Methylene Blue by pretreated waste Streptomyces fradiae biomass–Equilibrium, kinetic and thermodynamic studies ZY Velkova, GK Kirova, MS Stoytcheva, V Gochev J. Serb. Chem. Soc. 83 (1), 107-120, 2018 | 32 | 2018 |
| Biosorption of Pb(II) ions from aqueous solutions by waste biomass of Streptomyces fradiae pretreated with NaOH G Kirova, Z Velkova, M Stoytcheva, Y Hristova, I Iliev, V Gochev Biotechnology & Biotechnological Equipment 29 (4), 689-695, 2015 | 27 | 2015 |
| Copper (II) removal by heat inactivated Streptomyces fradiae biomass: Surface chemistry characterization of the biosorbent G Kirova, Z Velkova, V Gochev J. BioSci. Biotech, 77-82, 2012 | 22 | 2012 |
| Tetracycline removal from model aqueous solutions by pretreated waste Streptomyces fradiae biomass G Kirova, Z Velkova, M Stoytcheva, V Gochev Biotechnology & Biotechnological Equipment 35 (1), 953-963, 2021 | 9 | 2021 |
| Ginkgo biloba Seeds—An Environmental Pollutant or a Functional Food T Tomova, I Slavova, D Tomov, G Kirova, MD Argirova Horticulturae 7 (8), 218, 2021 | 7 | 2021 |
| Zinc Biosorption by Waste Streptomyces fradiae Biomass: Equilibrium and Kinetics VKG Gergana K. Kirova, Zdravka Y. Velkova, Margarita S. Stoycheva ECOLOGIA BALKANICA 7 (2), 63-72, 2015 | 5 | 2015 |
| Sample preparation and calibration optimization for ICP-MS analysis of copper, zinc, selenium, rubidium, strontium, magnesium, iron, molybdenum and barium in human serum DM Davcheva, GK Kirova, TZ Тsvetkova, DD Terzieva, MT Kiryakova, ... BULGARIAN CHEMICAL COMMUNICATIONS 51, 52-57, 2019 | 4 | 2019 |
| Vanadium-Containing Anionic Chelate for Spectrophotometric Determination of Hydroxyzine Hydrochloride in Pharmaceuticals GK Kirova, ZY Velkova, VB Delchev, KB Gavazov Molecules 28 (6), 2484, 2023 | 3 | 2023 |
| Serum selenium concentration in patients with autoimmune thyroid disease DM Davcheva, GK Kirova, MMZ Miteva, TZ Tzvetkova, MM Orbetzova, ... Folia Medica 64 (3), 443-449, 2022 | 3 | 2022 |
| Improving the Analytical Performances of the Ibuprofen Voltammetric Determination at Bare Graphite Electrode Using Semi-Derivative Linear Sweep Voltammetry M Stoytcheva, R Zlatev, Z Velkova, V Gochev, B Valdez, G Kirova, ... International Journal of Electrochemical Science 17 (6), 220668, 2022 | 3 | 2022 |
| Phytochemical and Biological Traits of Endemic Betonica bulgarica (Lamiaceae) T Mladenova, P Stoyanov, K Todorov, D Davcheva, G Kirova, T Deneva, ... Separations 8 (2), 11, 2021 | 3 | 2021 |
| Biosorption of Methyl Orange By Waste Biomass of Streptomyces Fradiae Z Velkova, G Kirova, V Gochev, V Kafadarova, M Stoytcheva Scientific Works of University of Food Technologies 61, 546-551, 2014 | 3 | 2014 |
| The validity of using bare graphite electrode for the voltammetric determination of paracetamol and caffeine M Stoytcheva, R Zlatev, Z Velkova, V Gochev, C Meza, B Valdez, G Kirova, ... International Journal of Electrochemical Science 18 (5), 100120, 2023 | 2 | 2023 |
| Biosorption of Zn (II) Ions by Pretreated Waste Brewery Biomass Z Velkova, G Kirova, V Kafadarova, M Stoytcheva, V Gochev | 1 | 2015 |
| Ginkgo biloba Seeds—An Environmental Pollutant or a Functional Food. Horticulturae 2021, 7, 218 T Tomova, I Slavova, D Tomov, G Kirova, MD Argirova Neglected and Underutilized Plant Species in Horticultural and Ornamental …, 2021 | | 2021 |
| Biosorption of Pb (II), Cd (II) and hg (II) ions from model solutions on pretreated waste Bacillus thuringiensis biomass. KT Todorova, ZY Velkova, GK Kirova, MS Stoytcheva, ST Kostadinova, ... Ecologia Balkanica 11 (2), 2019 | | 2019 |
| ECOLOGIA BALKANICA GK Kirova, ZY Velkova, MS Stoycheva, VK Gochev ECOLOGIA BALKANICA, 19, 2016 | | 2016 |
| Streptomyces levoris immobilized on silica gel 60 as a novel biosorbent for copper (II) preconcentration. GK Kirova, ZY Velkova, MS Stoycheva, VK Gochev Ecologia Balkanica 8 (1), 2016 | | 2016 |
