@article{10_37236_2052,
     author = {Hiu-Fai Law},
     title = {On the number of {\(F\)-matchings} in a tree},
     journal = {The electronic journal of combinatorics},
     year = {2012},
     volume = {19},
     number = {1},
     doi = {10.37236/2052},
     zbl = {1243.05201},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2052/}
}