@misc{BleyGleixnerKochetal.2009, author = {Andreas Bley and Ambros Gleixner and Thorsten Koch and Stefan Vigerske}, title = {Comparing MIQCP solvers to a specialised algorithm for mine production scheduling}, institution = {Humboldt-Universit{\"a}t zu Berlin}, type = {preprintmatheon}, year = {2009}, }