Characterizing atmospheric humidity in Eastern Europe during the last two decades by using GNSS-derived integrated water vapourPost, Piia; Rannat, Kalev; Keernik, Hannes[EUREF2019 abstracts]2019 / p. [47] http://www.maaamet.ee/euref2019/EUREF2019-Abstracts.pdf

Column water vapour : an intertechnique comparison of estimation methods in EstoniaKeernik, Hannes; Ohvril, Hanno; Jakobson, Erko; Rannat, Kalev; Luhamaa, AndresProceedings of the Estonian Academy of Sciences2014 / p. 37-47 : ill https://artiklid.elnet.ee/record=b2665209*est

European aerosol phenomenology − 8 : harmonised source apportionment of organic aerosol using 22 year-long ACSM/AMS datasetsChen, Gang; Canonaco, Francesco; Tobler, Anna; Aas, Wenche; Alastuey, Andres; Allan, James; Atabakhsh, Samira; Aurela, Minna; Baltensperger, Urs; Keernik, HannesEnvironment international2022 / 18 p. : ill https://doi.org/10.1016/j.envint.2022.107325 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Intercomparison and characterization of 23 Aethalometers under laboratory and ambient air conditions : procedures and unit-to-unit variabilitiesCuesta-Mosquera, Andrea; Močnik, Griša; Drinovec, Luka; Müller, Thomas; Cruz Minguillon, Maria; Briel, Björn; Buckley, Paul; Dudoitis, Vadimas; Keernik, HannesAtmospheric measurement techniques2021 / p. 3195-3216 https://doi.org/10.5194/amt-14-3195-2021 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Rolling vs. seasonal PMF : real-world multi-site and synthetic dataset comparisonVia, Marta; Chen, Gang; Canonaco, Francesco; Daellenbach, K. R.; Chazeau, Benjamin; Chebaicheb, Hasna; Jiang, J.; Keernik, Hannes; Lin, C.; Marchand, NicolasAtmospheric measurement techniques2022 / p. 5479-5495 https://doi.org/10.5194/amt-15-5479-2022 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Sea-effect snowfall case in the Baltic Sea region analysed by reanalysis, remote sensing data and convection-permitting mesoscale modellingRannat, Kalev; Keernik, Hannes; Olsson, Taru; Post, Piia; Perttula, Tuuli; Kivi, Rigel; Voormansik, TanelGeophysica2018 / p. 65–91 : ill http://www.geophysica.fi/pdf/geophysica_2018_53_olsson.pdf Journal metrics at Scopus Article at Scopus

Source apportionment and modelling study of particulate matter from the key sources in TartuMaasikmets, Marek; Teinemaa, Erik; Keernik, Hannes; Kupri, Hanna-Lii20th International Scientific Conference EcoBalt 2016 : Tartu, Estonia, October 9-12 : book of abstracts2016 / p. 25 http://akki.ut.ee/wp-content/uploads/2015/01/Abstracts_Book_EcoBalt_2016.pdf

Õhusamba niiskussisalduse erinevate määramisviiside võrdlusKeernik, Hannes; Ohvril, Hanno; Jakobson, Erko; Rannat, Kalev; Luhamaa, AndresUurimusi Eesti kliimast = Studies on climate of Estonia2011 / lk. 179-194 : ill