Collaboration contract between the Johannes Kepler University (project leaders: P. Paule and C. Schneider) and DESY - Deutsches Elektronen Synchrotron (project leader: J. Blümlein, Berlin-Zeuthen); research topic: computer algebra and Feynman parameter integrals. - In 2008 this project was put on a proper financal basis in the form of an FWF-grant 2008-2011 (1 PostDoc + 2 PhD positions; project leader: C. Schneider; project partner: J. Blümlein (DESY), P. Paule (RISC)).