@article{Gittenberger2018896,
title = "On the shape of random Pólya structures ",
journal = "Discrete Mathematics ",
volume = "341",
number = "4",
pages = "896 - 911",
year = "2018",
note = "",
issn = "0012-365X",
doi = "https://doi.org/10.1016/j.disc.2017.12.016",
url = "https://www.sciencedirect.com/science/article/pii/S0012365X17304326",
author = "Bernhard Gittenberger and Emma Yu Jin and Michael Wallner",
keywords = "Pólya tree",
keywords = "Pólya enumeration theorem",
keywords = "Simply generated tree",
keywords = "Rooted identity tree",
keywords = "Automorphism group of trees "
}