Wille, Detlef Enumeration of self-complementary structures. (English) Zbl 0331.05005 J. Comb. Theory, Ser. B 25, 143-150 (1978). MSC: 05A15 11F03 20B25 PDFBibTeX XMLCite \textit{D. Wille}, J. Comb. Theory, Ser. B 25, 143--150 (1978; Zbl 0331.05005) Full Text: DOI
Wille, D. Streng parametrische Bedingungen und die Anzahl ihrer nicht isomorphen Modelle. (German) Zbl 0373.05044 Monatsh. Math. 84, 155-163 (1977). MSC: 05C30 PDFBibTeX XMLCite \textit{D. Wille}, Monatsh. Math. 84, 155--163 (1977; Zbl 0373.05044) Full Text: DOI EuDML
Wille, Detlef Asymptotic formulas for the number of oriented graphs. (English) Zbl 0337.05121 J. Comb. Theory, Ser. B 21, 270-274 (1976). MSC: 05C30 05C20 PDFBibTeX XMLCite \textit{D. Wille}, J. Comb. Theory, Ser. B 21, 270--274 (1976; Zbl 0337.05121) Full Text: DOI
Wille, Detlef On the enumeration of self-complementary m-placed relations. (English) Zbl 0289.05120 Discrete Math. 10, 189-192 (1974). MSC: 05C30 05C20 03E10 05C99 05A15 PDFBibTeX XMLCite \textit{D. Wille}, Discrete Math. 10, 189--192 (1974; Zbl 0289.05120) Full Text: DOI
Wille, Detlef Asymptotische Abschätzung einer Anzahlfunktion in endlichen Relationssystemen. (German) Zbl 0289.05012 Monatsh. Math. 78, 174-180 (1974). MSC: 05A15 05C99 08A05 05A99 PDFBibTeX XMLCite \textit{D. Wille}, Monatsh. Math. 78, 174--180 (1974; Zbl 0289.05012) Full Text: DOI EuDML