@article{Dvo_k_2012,
    doi = {10.1016/j.ejc.2011.09.014},
    url = {https://doi.org/10.1016%2Fj.ejc.2011.09.014},
    year = {2012},
    month = {jul},
    publisher = {Elsevier {BV}},
    volume = {33},
    number = {5},
    pages = {969--979},
    author = {Zden{\v{e}}k Dvo{\v{r}}{\'{a}}k and Archontia C. Giannopoulou and Dimitrios M. Thilikos},
    title = {Forbidden graphs for tree-depth},
    journal = {European Journal of Combinatorics}
}

@article{Dvo_k_2012, doi = {10.1016/j.ejc.2011.09.014}, url = {https://doi.org/10.1016%2Fj.ejc.2011.09.014}, year = {2012}, month = {jul}, publisher = {Elsevier {BV}}, volume = {33}, number = {5}, pages = {969--979}, author = {Zden{\v{e}}k Dvo{\v{r}}{\'{a}}k and Archontia C. Giannopoulou and Dimitrios M. Thilikos}, title = {Forbidden graphs for tree-depth}, journal = {European Journal of Combinatorics} }