O istých konvergentných postupnostiach dvojakých priemerov
On a class of combinatorial sums involving generalized factorials.
On a combinatorial problem of Asmus Schmidt.
On a generalization of binomial coefficients. (Sur une généralisation des coefficients binomiaux.)
On a generalized recurrence for Bell numbers.
On a new family of generalized Stirling and Bell numbers.
On a partition function of Richard Stanly.
On a septuple product identity.
On an identity for the cycle indices of rooted tree automorphism groups.
On certain combinatorial identities
On Chebyshev's polynomials and certain combinatorial identities.
On generating series of coloured planar trees.
On integer-sequence-based constructions of generalized Pascal triangles.
On Lattices with Möbius Function ±1, 0.
On multiperiodic infinite recursions and their finite core.
On order statistics for random sample size having compound binomial and Poisson distributions
On partitions, surjections, and Stirling numbers.
On partitions with difference conditions.
On pattern-avoiding partitions.
On some identities for the Fibonomial coefficients