Jens Nimis Arun Anandasivam Nikolay Borissov Garry Smith Dirk Neumann Niklas Wirström Erel Rosenberg Matteo Villa SORMA - Business Cases for an Open Grid Market: Concept and Implementation. 173-184 2008 GECON http://dx.doi.org/10.1007/978-3-540-85485-2_14 conf/gecon/2008 db/conf/gecon/gecon2008.html#NimisABSNWRV08