@article{bdmn-ubtpccr-22, author = {Bhore, Sujoy and Da Lozzo, Giordano and Montecchiani, Fabrizio and Nöllenburg, Martin}, doi = {10.1016/j.ejc.2022.103662}, journal = {European J. Combinatorics}, pages = {103662}, title = {On the Upward Book Thickness Problem: Combinatorial and Complexity Results}, volume = {110}, year = {2023} }