Browsing Brage NP by Author "Siedlecka, Anna"
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Investigations of Permian cherts and associated rocks in southern Spitsbergen
Siedlecka, Anna (Skrifter;147, Research report, 1970) -
Årbok 1973
Gjelsvik, Tore; Hagelund, Karl; Liestøl, Olav; Hisdal, Vidar; Larsen, Thor; Siedlecka, Anna (Research report, 1975)