1. Microforming (keynote);Geiger;Ann. CIRP,2001
2. Description and investigation of size effects in the scaling of a hot forging process and a milling tool into the microscale.;Wulfsberg,2005
3. Advanced technology of plasticity 2005;Wulfsberg,2005
4. http://www.goodfellow.com/csp/active/static/G/S161.HTML.
5. Study of size effects by laser-assisted micro-forming;Samm,2007