Optimisation of a thermal desorption–gas chromatography–mass spectrometry method for the analysis of monoterpenes, sesquiterpenes and diterpenes by A. Helin, H. Hakola, H. Hellén

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Isoprene emission from wetland sedges by A. Ekberg, A. Arneth, H. Hakola, S. Hayward, T. Holst

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Using in situ GC-MS for analysis of C₂–C₇ volatile organic acids in ambient air of a boreal forest site by H. Hellén, S. Schallhart, A. P. Praplan, T. Petäjä, H. Hakola

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Snowpack concentrations and estimated fluxes of volatile organic compounds in a boreal forest by H. Aaltonen, J. Pumpanen, H. Hakola, T. Vesala, S. Rasmus, J. Bäck

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Carbonyl compounds in boreal coniferous forest air in Hyytiälä, Southern Finland by H. Hellén, H. Hakola, A. Reissell, A. Reissell, T. M. Ruuskanen

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C₂-C₁₀ hydrocarbon emissions from a boreal wetland and forest floor by H. Hellén, H. Hakola, K.-H. Pystynen, J. Rinne, S. Haapanala

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In situ measurements of volatile organic compounds in a boreal forest by H. Hakola, H. Hellén, M. Hemmilä, J. Rinne, M. Kulmala

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Measurements of hydrocarbon emissions from a boreal fen using the REA technique by S. Haapanala, J. Rinne, K.-H. Pystynen, H. Hellén, H. Hakola, T. Riutta

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Ozone stress as a driving force of sesquiterpene emissions: a suggested parameterisation by E. Bourtsoukidis, B. Bonn, A. Dittmann, H. Hakola, H. Hellén, S. Jacobi

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Chemodiversity of a Scots pine stand and implications for terpene air concentrations by J. Bäck, J. Aalto, M. Henriksson, H. Hakola, Q. He, M. Boy

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Temperature and light dependence of the VOC emissions of Scots pine by V. Tarvainen, H. Hakola, H. Hellén, J. Bäck, P. Hari, M. Kulmala

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Mountain birch – potentially large source of sesquiterpenes into high latitude atmosphere by A. Arneth, H. Hellén, J. Rinne, V. Tarvainen, H. Hakola, A. Ekberg, S. Haapanala

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Technical Note: Quantitative long-term measurements of VOC concentrations by PTR-MS ─ measurement, calibration, and volume mixing ratio calculation methods by M. Kulmala, T. Pohja, H. Hakola, M. K. Kajos, J. Rinne, T. M. Ruuskanen, R. Taipale

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Seasonal variation of mono- and sesquiterpene emission rates of Scots pine by H. Hakola, V. Tarvainen, J. Bäck, H. Ranta, B. Bonn, J. Rinne, M. Kulmala

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The detection of nocturnal N₂O₅ as HNO₃ by alkali- and aqueous-denuder techniques by J. N. Crowley, H. Hakola, N. Sobanski, G. Schuster, U. Makkonen, G. J. Phillips

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Sesquiterpenes dominate monoterpenes in northern wetland emissions by H. Hellén, S. Schallhart, A. P. Praplan, T. Tykkä, M. Aurela, A. Lohila, A. Lohila, H. Hakola

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Terpenoid emissions from fully grown east Siberian <i>Larix cajanderi</i> trees by M. K. Kajos, H. Hakola, T. Holst, T. Nieminen, V. Tarvainen, T. Maximov, T. Petäjä, A. Arneth, J. Rinne

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Semi-continuous gas and inorganic aerosol measurements at a Finnish urban site: comparisons with filters, nitrogen in aerosol and gas phases, and aerosol acidity by U. Makkonen, A. Virkkula, J. Mäntykenttä, H. Hakola, P. Keronen, V. Vakkari, P. P. Aalto

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Acidic reaction products of monoterpenes and sesquiterpenes in atmospheric fine particles in a boreal forest by M. Vestenius, H. Hellén, J. Levula, P. Kuronen, K.J. Helminen, T. Nieminen, M. Kulmala, H. Hakola

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Long-term measurements of volatile organic compounds highlight the importance of sesquiterpenes for the atmospheric chemistry of a boreal forest by H. Hellén, A. P. Praplan, T. Tykkä, I. Ylivinkka, V. Vakkari, J. Bäck, T. Petäjä, M. Kulmala, H. Hakola

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