StLB ) Osvald, Hugo: Vegetation and stratigraphy of peatlands in North America. - Uppsala : Univ. Upsaliensis, 1970. - 96 S. ( Kollat: 96 S.)(Nova acta Regiae Societatis Scientiarum Upsaliensis ; 5,C,1)
Sign.: 131777 III/5,C,1 * Regal: P
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| ( StLB ) Osvald, Hugo: Vegetation and stratigraphy of peatlands in North America. - Uppsala : Univ. Upsaliensis, 1970. - 96 S. ( Kollat: 96 S.) (Nova acta Regiae Societatis Scientiarum Upsaliensis ; 5,C,1) Sign.: 131777 III/5,C,1 * Regal: P |