TY - GEN TY - GEN T1 - A simple dilatometer for determination of the free water content of snow T2 - Report series in geophysics / University of Helsinki A1 - Pihkala, Pekka, 1944- A2 - Spring, Erik, 1928-2004 LA - eng PP - Hki PB - University of Helsinki. Department of Geophysics YR - 1982 UL - https://kansalliskirjasto.finna.fi/Record/fikka.3322258 SN - 951-45-2805-0 nidottu ER -