TY - GEN TY - GEN T1 - Vegetation and stratigraphy of peatlands in North America T2 - Nova acta Regiae societatis scientiarum Upsaliensis A1 - Osvald, Hugo LA - eng PP - Uppsala ; Stockholm PB - Vetenskapssocieteten : Almqvist och Wiksell (distr.) YR - 1970 UL - https://kansalliskirjasto.finna.fi/Record/fikka.210950 OP - 96 NO - Presented to the Royal Society of Sciences of Uppsala May 28th, 1968. KW - Peatlands : North America. KW - Plant communities : North America. ER -