Counting embeddings of a chain into a tree. - Malgorzata Kuchta; Michal Morayne; Jaroslaw Niemiec (Discret. Math., 2005)

On a universal best choice algorithm for partially ordered sets. - Nicholas Georgiou; Malgorzata Kuchta; Michal Morayne; Jaroslaw Niemiec (Random Struct. Algorithms, 2008)

Counting embeddings of a chain into a binary tree. - Malgorzata Kuchta; Michal Morayne; Jaroslaw Niemiec (Ars Comb., 2009)