| Determination of uranium and thorium in complex samples using chromatographic separation, ICP-MS and spectrophotometric detection M Rožmarić, AG Ivšić, Ž Grahek Talanta 80 (1), 352-362, 2009 | 110 | 2009 |
| Possibility of rapid determination of low-level 90Sr activity by combination of extraction chromatography separation and Cherenkov counting Ž Grahek, N Zečević, S Lulić Analytica chimica acta 399 (3), 237-247, 1999 | 58 | 1999 |
| Determination of radioactive strontium in seawater Ž Grahek, MR Mačefat Analytica chimica acta 534 (2), 271-279, 2005 | 47 | 2005 |
| Comparison of different methodologies for the 90Sr determination in environmental samples Ž Grahek, S Dulanská, G Karanović, I Coha, I Tucaković, M Nodilo, ... Journal of environmental radioactivity 181, 18-31, 2018 | 39 | 2018 |
| Cherenkov counting MF L’Annunziata, Ž Grahek, N Todorović Handbook of Radioactivity Analysis: Volume 2, 393-530, 2020 | 37 | 2020 |
| 137Cs in mushrooms from Croatia sampled 15–30 years after Chernobyl I Tucaković, D Barišić, Ž Grahek, A Kasap, I Širić Journal of environmental radioactivity 181, 147-151, 2018 | 35 | 2018 |
| Efficient separation of strontium radionuclides from high-salinity wastewater by zeolite 4A synthesized from Bayer process liquids I Smičiklas, I Coha, M Jović, M Nodilo, M Šljivić-Ivanović, S Smiljanić, ... Scientific reports 11 (1), 1738, 2021 | 29 | 2021 |
| Isolation of radioactive strontium from natural samples: separation of strontium from alkaline and alkaline earth elements by means of mixed solvent anion exchange Ž Grahek, I Eškinja, K Košutic, S Lulic, K Kvastek Analytica chimica acta 379 (1-2), 107-119, 1999 | 27 | 1999 |
| Isolation of iron and strontium from liquid samples and determination of 55Fe and 89, 90Sr in liquid radioactive waste Ž Grahek, MR Mačefat Analytica chimica acta 511 (2), 339-348, 2004 | 26 | 2004 |
| Rapid determination of 89,90 Sr in wide range of activity concentration by combination of yttrium, strontium separation and Cherenkov counting Ž Grahek, G Karanović, M Nodilo Journal of radioanalytical and nuclear chemistry 292 (2), 555-569, 2012 | 22 | 2012 |
| Isolation of lead from water samples and determination of 210Pb Ž Grahek, MR Mačefat, S Lulić Analytica chimica acta 560 (1-2), 84-93, 2006 | 19 | 2006 |
| Adsorption at the air/water interface in dodecylammonium chloride/sodium dodecyl sulfate mixtures Ð Dragčević, M Bujan, Ž Grahek, N Filipović-Vinceković Colloid and polymer science 273, 967-973, 1995 | 19 | 1995 |
| Measurement of tritium in the Sava and Danube Rivers Ž Grahek, B Breznik, I Stojković, I Coha, J Nikolov, N Todorović Journal of environmental radioactivity 162, 56-67, 2016 | 18 | 2016 |
| Improved method for the separation of radioactive strontium from various samples by mixed solvent anion exchange Ž Grahek, K Košutić, S Lulić Journal of radioanalytical and nuclear chemistry 242 (1), 33-40, 1999 | 18 | 1999 |
| Strontium isolation from natural samples with Sr resin and subsequent determination of 90 Sr Ž Grahek, K Košutić, M Rožmarić-Mačefat Journal of radioanalytical and nuclear chemistry 268 (2), 179-190, 2006 | 17 | 2006 |
| Isolation of Yttrium and Strontium from Soil Samples and Rapid Determination of 90Sr Ž Grahek, I Eškinja, K Košutić, Š Cerjan-Stefanović Croatica chemica acta 73 (3), 795-807, 2000 | 17 | 2000 |
| Separation of radioactive strontium from natural samples by means of mixed-solvent anion exchange Ž Grahek, S Lulić, K Košutić, I Eškinja, Š Cerjan, K Kvastek Journal of radioanalytical and nuclear chemistry 189 (1), 141-146, 1995 | 16 | 1995 |
| Study of uranium biosorption process in aqueous solution by red beet peel N Smječanin, M Nuhanović, J Sulejmanović, Ž Grahek, A Odobašić Journal of radioanalytical and nuclear chemistry 331 (3), 1459-1471, 2022 | 15 | 2022 |
| Continuous separation of Sr, Y and some actinides by mixed solvent anion exchange and determination of 89, 90 Sr, 238,239 Pu and 241 Am in soil and vegetation samples Ž Grahek, M Nodilo Journal of radioanalytical and nuclear chemistry 293 (3), 815-827, 2012 | 15 | 2012 |
| Extraction chromatographic separation of iron from complex liquid samples and the determination of 55 Fe Ž Grahek, M Rožmarić Mačefat Journal of radioanalytical and nuclear chemistry 267 (1), 131-137, 2005 | 15 | 2005 |
