Neil Olver, Rico Zenklusen. Chain-constrained spanning trees. Math. Program., 167(2):293-314, 2018. [doi]
@article{OlverZ18, title = {Chain-constrained spanning trees}, author = {Neil Olver and Rico Zenklusen}, year = {2018}, doi = {10.1007/s10107-017-1126-7}, url = {https://doi.org/10.1007/s10107-017-1126-7}, researchr = {https://researchr.org/publication/OlverZ18}, cites = {0}, citedby = {0}, journal = {Math. Program.}, volume = {167}, number = {2}, pages = {293-314}, }