1. Sur le couplage maximum d’un graphe;Berge;C.R. Acad. Sci. Paris,1958
2. Introduction to matching polynomials;Farrell;J. Combin. Theory (B),1979
3. The matching polynomial and its relation to the acyclic polynomial of a graph;Farrell;ARS Combinatoria,1980
4. Matchings in ladders;Farrell;ARS Combinatoria,1978
5. The acyclic polynomial of a graph;Gutman;Publ. Inst. Math.,1977