TY - GEN TY - GEN T1 - Traffic emissions in Russia and the Baltic States : St. Petersburg, Leningrad Oblast, Republic of Karelia, Estonia, Latvia and Lithuania T2 - VTT research notes T2 - VTT tiedotteita A1 - Mäkelä, Kari A2 - Salo, Markku LA - eng PP - Espoo PB - Technical Research Centre of Finland YR - 1994 UL - https://kansalliskirjasto.finna.fi/Record/helka.996843893506253 SN - 951-38-4663-6 ER -