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Material Type: Artigo
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Combinatorial Problems in the Theory of Graphs. IFord, G. W. ; Uhlenbeck, G. E.Proceedings of the National Academy of Sciences - PNAS, 1956-03, Vol.42 (3), p.122-128 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Combinatorial Problems in the Theory of Graphs. IIFord, G. W. ; Norman, R. Z. ; Uhlenbeck, G. E.Proceedings of the National Academy of Sciences - PNAS, 1956-04, Vol.42 (4), p.203-208 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Combinatorial Problems in the Theory of Graphs. IIIFord, G. W. ; Uhlenbeck, G. E.Proceedings of the National Academy of Sciences - PNAS, 1956-08, Vol.42 (8), p.529-535 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Indices of Rank and of Singularity on Abelian VarietiesGunning, R. C.Proceedings of the National Academy of Sciences - PNAS, 1957-01, Vol.43 (1), p.167-169 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Combinatorial Problems in the Theory of Graphs. IVFord, G. W. ; Uhlenbeck, G. E.Proceedings of the National Academy of Sciences - PNAS, 1957-01, Vol.43 (1), p.163-167 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Two Theorems in Graph TheoryBerge, ClaudeProceedings of the National Academy of Sciences - PNAS, 1957-09, Vol.43 (9), p.842-844 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Enhancement of Natural Hemolysin in Adult Rabbits after RadiationTaliaferro, William H. ; Taliaferro, Lucy GravesProc. Natl. Acad. Sci. U.S, 1965-01, Vol.53 (1), p.139-146 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Solution of the Heawood Map-Coloring ProblemRingel, Gerhard ; Youngs, J. W. T.Proceedings of the National Academy of Sciences - PNAS, 1968-06, Vol.60 (2), p.438-445 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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Eulerian Graphs and Polynomial Identities for Sets of MatricesHutchinson, Joan P.Proceedings of the National Academy of Sciences - PNAS, 1974-04, Vol.71 (4), p.1314-1316 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |
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Material Type: Artigo
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The Derivation of Ecological Relationships from Physical and Chemical PrinciplesMorowitz, Harold J.Proceedings of the National Academy of Sciences - PNAS, 1974-06, Vol.71 (6), p.2335-2336 [Periódico revisado por pares]United States: National Academy of Sciences of the United States of AmericaTexto completo disponível |