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Kongliga Svedenska Vetenskaps-Acadeniens Handlingar, n.s., vol. 1813 : p. 0, t. 0, fig. 0 () [2]
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Kongliga Svedenska Vetenskaps-Acadeniens Handlingar, n.s., vol. 1813 : p. 0, t. 0, fig. 0 ()