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@article{ELMA_1969__24_140931, author = {Vaclav Havel}, title = {Eine {Bemerkung} \"uber mehrdimensionale {Axonometrien.}}, journal = {Elemente der Mathematik}, pages = {64--65}, publisher = {mathdoc}, volume = {24}, year = {1969}, zbl = {0176.22602}, url = {http://geodesic.mathdoc.fr/item/ELMA_1969__24_140931/} }
Vaclav Havel. Eine Bemerkung über mehrdimensionale Axonometrien.. Elemente der Mathematik, Tome 24 (1969), pp. 64-65. http://geodesic.mathdoc.fr/item/ELMA_1969__24_140931/