1. Lovász, L., Plummer, M.D.: Matching Theory (Annals of Discrete Mathematics 29). Amsterdam: North-Holland, 1986
2. Plummer, M.D.: Matching Theory - a sampler: from Dénes Konig to the present. Discrete Math. 100, 177–219 (1992)
3. Propp, J.: Enumeration of Matchings: Problems and Progress, MSRI Publications Vol 38, Cambridge Univ. Press, 1999, pp. 255–291
4. Akiyama, J., Kano, M.: 1-factor of triangle graphs. In: Akiyama, J.: Number Theory and Combinatorics, World Scientific 1985, pp. 21–35
5. Zhang, H.P., Zhang, F.J.: Perfect matchings of polyomino graphs. Graphs and Combinatorics 13, 295–304 (1997)