@misc{RehfeldtFranzKoch, author = {Rehfeldt, Daniel and Franz, Henriette and Koch, Thorsten}, title = {Optimal Connected Subgraphs: Formulations and Algorithms}, issn = {1438-0064}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-79094}, language = {en} } @article{RehfeldtFranzKoch, author = {Rehfeldt, Daniel and Franz, Henriette and Koch, Thorsten}, title = {Optimal Connected Subgraphs: Integer Programming Formulations and Polyhedra}, series = {Networks}, volume = {80}, journal = {Networks}, number = {3}, publisher = {Wiley}, doi = {10.1002/net.22101}, pages = {314 -- 332}, language = {en} } @misc{Franz, type = {Master Thesis}, author = {Franz, Henriette}, title = {Connected Subgraphs with Budget Constraints: Formulations and Algorithms}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-87792}, language = {en} }