| Twenty-three unsolved problems in hydrology (UPH)–a community perspective G Blöschl, MFP Bierkens, A Chambel, C Cudennec, G Destouni, A Fiori, ... Hydrological sciences journal 64 (10), 1141-1158, 2019 | 685 | 2019 |
| A δ18O isoscape for the shallow groundwater in the Baltic Artesian Basin V Raidla, Z Kern, J Pärn, A Babre, K Erg, J Ivask, A Kalvāns, B Kohán, ... Journal of Hydrology 542, 254-267, 2016 | 41 | 2016 |
| OSL dating of Middle Weichselian age shallow basin sediments in Western Latvia, Eastern Baltic T Saks, A Kalvans, V Zelcs Quaternary Science Reviews 44, 60-68, 2012 | 36 | 2012 |
| Geochemical classification of groundwater using multivariate statistical analysis in Latvia I Retike, A Kalvans, K Popovs, J Bikse, A Babre, A Delina Hydrology Research 47 (4), 799-813, 2016 | 30 | 2016 |
| The use of predefined drought indices for the assessment of groundwater drought episodes in the Baltic States over the period 1989–2018 A Babre, A Kalvāns, Z Avotniece, I Retiķe, J Bikše, K Popovs, ... Journal of Hydrology: Regional Studies 40, 101049, 2022 | 28 | 2022 |
| Rescue of groundwater level time series: How to visually identify and treat errors I Retike, J Bikše, A Kalvāns, A Dēliņa, Z Avotniece, WJ Zaadnoordijk, ... Journal of Hydrology 605, 127294, 2022 | 27 | 2022 |
| Forecasting plant phenology: evaluating the phenological models for Betula pendula and Padus racemosa spring phases, Latvia A Kalvāns, M Bitāne, G Kalvāne International journal of biometeorology 59, 165-179, 2015 | 27 | 2015 |
| Pleistocene age paleo-groundwater inferred from water-stable isotope values in the central part of the Baltic Artesian Basin A Babre, A Kalvāns, K Popovs, I Retiķe, A Dēliņa, R Vaikmäe, T Martma Isotopes in Environmental and Health Studies 52 (6), 706-725, 2016 | 24 | 2016 |
| An insight into water stable isotope signatures in temperate catchment A Kalvāns, A Dēliņa, A Babre, K Popovs Journal of Hydrology 582, 124442, 2020 | 21 | 2020 |
| Nitrate vulnerability of karst aquifers and associated groundwater-dependent ecosystems in the Baltic region A Kalvāns, K Popovs, A Priede, O Koit, I Retiķe, J Bikše, A Dēliņa, A Babre Environmental Earth Sciences 80 (18), 628, 2021 | 17 | 2021 |
| A list of the factors controlling groundwater composition in the Baltic Artesian Basin A Kalvāns, A Dēliņa, T Saks, U Bethers, V Vircavs Highlights of groundwater research in the Baltic Artesian Basin, 91-105, 2012 | 10 | 2012 |
| Quaternary groundwater vulnerability assessment in Latvia using multivariate statistical analysis I Retike, A Delina, J Bikse, A Kalvans, K Popovs, D Pipira Research for rural development 1, 210-215, 2016 | 9 | 2016 |
| Groundwater flow beneath the Scandinavian ice sheet in the Baltic Basin T Saks, J Seņņikovs, A Timuhins, A Marandi, A Kalvāns Highlights of groundwater research in the Baltic Artesian Basin, 75-90, 2012 | 9 | 2012 |
| Subglacial bed deformation and dynamics of the Apriķi glacial tongue, W Latvia T Saks, A Kalvans, V Zelčs Boreas 41 (1), 124-140, 2012 | 9 | 2012 |
| Assessing automated gap imputation of regional scale groundwater level data sets with typical gap patterns J Bikše, I Retike, E Haaf, A Kalvāns Journal of Hydrology 620, 129424, 2023 | 7 | 2023 |
| Phenological trends of multi-taxonomic groups in Latvia, 1970–2018 G Kalvāne, A Kalvāns International Journal of Biometeorology 65 (6), 895-904, 2021 | 6 | 2021 |
| Two-dimensional apparent microfabric of the basal Late Weichselian till and associated shear zone: case study from western Latvia A Kalvāns, T Saks Estonian Journal of Earth Sciences 57 (4), 241œ255, 2008 | 6 | 2008 |
| Bedrock surface topography of Latvia K Popovs, A Kalvāns, M Jemeljanova, T Saks, A Dēliņa, J Bikše, A Babre, ... Journal of Maps 18 (2), 370-381, 2022 | 5 | 2022 |
| Grain-size of varved clays from the north-eastern Baltic Ice Lake: Insight to the sedimentary environment A Kalvāns, T Hang, M Kohv Estuarine, Coastal and Shelf Science 195, 51-59, 2017 | 5 | 2017 |
| Groundwater abstraction in the Baltic Artesian Basin I Klints, A Dēliņa Highlights of groundwater research in the Baltic Artesian Basin, 106-122, 2012 | 5 | 2012 |
