On Zeilberger's constant term for Andrew's TSSCPP theorem. Xin, Guoce (2011) The Electronic Journal of Combinatorics [electronic only]
On-line Ramsey theory. Grytczuk, J.A., Hałuszczak, M., Kierstead, H.A. (2004) The Electronic Journal of Combinatorics [electronic only]
Operatorenkalkül über freien Monoiden I: Strukturen. P. Kirschenhofer, G. Baron (1981) Monatshefte für Mathematik
Operatorenkalkül über freien Monoiden II: Binominalsysteme. P. Kirschenhofer, G. Baron (1981) Monatshefte für Mathematik
Operatorenkalkül über freien Monoiden III: Lagrangeinversion und Sheffersysteme. P. Kirschenhofer, G. Baron (1981) Monatshefte für Mathematik
Optimal Penney Ante strategy via correlation polynomial identities. Felix, Daniel (2006) The Electronic Journal of Combinatorics [electronic only]
Orders with ten elements are circle order. Bayon, Roman, Lygeros, Nik, Sereni, Jean-Sébastien (2007) Applied Mathematics E-Notes [electronic only]
Osculating paths and oscillating tableaux. Behrend, Roger E. (2008) The Electronic Journal of Combinatorics [electronic only]