@techreport{SagnolBarnerBorndoerferetal.2016, author = {Guillaume Sagnol and Christoph Barner and Ralf Bornd{\"o}rfer and Micka{\"e}l Grima and Matthes Seeling and Claudia Spies and Klaus Wernecke}, title = {Robust Allocation of Operating Rooms: a Cutting Plane Approach to handle Lognormal Case Durations}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {16-18}, language = {eng}, year = {2016} }