@article{10_37236_1358,
     author = {Conrado Mart{\'\i}nez and Alois Panholzer and Helmut Prodinger},
     title = {On the number of descendants and ascendants in random search trees},
     journal = {The electronic journal of combinatorics},
     year = {1998},
     volume = {5},
     doi = {10.37236/1358},
     zbl = {0892.05004},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1358/}
}