@techreport{GugatSchusterSteffensen2022, author = {Gugat, Martin and Schuster, Michael and Steffensen, Sonja}, title = {A Dynamic Multilevel Model of the European Gas Market}, number = {Volume 2023}, publisher = {Communications in Optimization Theory}, url = {https://opus4.kobv.de/opus4-trr154/493}, pages = {1 -- 26}, year = {2022}, language = {en}, type = {Preprint}, institution = {TRR 154} } @techreport{GugatWeiland2021, author = {Gugat, Martin and Weiland, Sven}, title = {Nodal Stabilization of the Flow in a Network with a Cycle}, series = {Journal of Optimization, Differential Equations and their Applications}, volume = {29}, journal = {Journal of Optimization, Differential Equations and their Applications}, number = {2}, url = {https://opus4.kobv.de/opus4-trr154/479}, pages = {1 -- 24}, year = {2021}, language = {en}, type = {Preprint}, institution = {TRR 154} }