@article{AM2_1987__33_137217,
     author = {A. Meir and J.W. Moon},
     title = {Some asymptotic results useful in enumeration problems.},
     journal = {Aequationes mathematicae},
     pages = {260--268},
     year = {1987},
     volume = {33},
     zbl = {0624.05002},
     url = {http://geodesic.mathdoc.fr/item/AM2_1987__33_137217/}
}