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No digital objectLibrary / National Library CollectionsKarte, Johannes.Ottawa :Canada Institute for Scientific and Technical Information,1981. [1981]
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No digital objectLibrary / National Library CollectionsKarte, Johannes.Ottawa :Canada Institute for Scientific and Technical Information,1981. [1981]
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No digital objectLibrary / National Library CollectionsDörflinger, Johannes.Wien :Verlag der Österreichischen Akademie der Wissenschaften,1984- [1984]
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No digital objectLibrary / National Library CollectionsSimons, T. J. 1939-1987. (Theodore Johannes),[Ottawa] :Direction générale des eaux intérieures,1989. [1989]
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No digital objectLibrary / National Library CollectionsSlaats, Maarten Johannes Nolbertus, 1964- author.[1988]
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No digital objectLibrary / National Library CollectionsSimons, T. J. 1939-1987. (Theodore Johannes),Burlington, Ont. :Inland Waters Directorate,1989. [1989]
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