On incidence matrices of finite affine geometries. - Christian Bey (Ars Comb., 1997)

The Erdos-Ko-Rado Bound for the Function Lattice. - Christian Bey (Discret. Appl. Math., 1999)

An Asymptotic Complete Intersection Theorem for Chain Products. - Christian Bey; Konrad Engel (Eur. J. Comb., 1999)

An intersection theorem for weighted sets. - Christian Bey (Discret. Math., 2001)

On the average size of sets in intersecting Sperner families. - Christian Bey; Konrad Engel; Gyula O. H. Katona; Uwe Leck (Discret. Math., 2002)

The t-intersection Problem in the Truncated Boolean Lattice. - Rudolf Ahlswede; Christian Bey; Konrad Engel; Levon H. Khachatrian (Eur. J. Comb., 2002)

Problem 10932. - Christian Bey; Jerrold R. Griggs (Am. Math. Mon., 2002)

An upper bound on the sum of squares of degrees in a hypergraph. - Christian Bey (Discret. Math., 2003)

Polynomial Lym Inequalities. - Christian Bey (Comb., 2004)

Maximum Antichains of Sets of Distinct Sizes: 10932. - Christian Bey; Garth Isaak (Am. Math. Mon., 2004)

Remarks on an edge isoperimetric problem. - Christian Bey (Electron. Notes Discret. Math., 2005)

On Cross-intersecting Families of Sets. - Christian Bey (Graphs Comb., 2005)

Notes on the Roots of Ehrhart Polynomials. - Christian Bey; Martin Henk; Jörg M. Wills (Discret. Comput. Geom., 2007)

The edge-diametric theorem in Hamming spaces. - Christian Bey (Discret. Appl. Math., 2008)

On Boolean functions with the sum of every two of them being bent. - Christian Bey; Gohar M. Kyureghyan (Des. Codes Cryptogr., 2008)

Notes on lattice points of zonotopes and lattice-face polytopes. - Christian Bey; Martin Henk; Matthias Henze; Eva Linke (Discret. Math., 2011)

An intersection theorem for systems of finite sets. - Christian Bey (Discret. Appl. Math., 2017)