@article{BGGW20, author = {O. Bodini and A. Genitrini and B. Gittenberger and S. Wagner}, title = {On the number of increasing trees with label repetitions}, journal = {Discrete Mathematics}, volume = {343}, number = {8}, pages = {111722}, year = {2020}, issn = {0012-365X}, doi = {https://doi.org/10.1016/j.disc.2019.111722} }