Spiralling in BTA Deep-hole Drilling: Models of Varying Frequencies. - Nils Raabe; Oliver Webber; Winfried Theis; Claus Weihs (GfKl, 2005)

The effect of runout on the milling tool vibration and surface quality. - Klaus Weinert; Tobias Surmann; Dirk Enk; Oliver Webber (Prod. Eng., 2007)

Varying bending eigenfrequencies in BTA deep hole drilling: mechanical modeling using statistical parameter estimation. - Klaus Weinert; Claus Weihs; Oliver Webber; Nils Raabe (Prod. Eng., 2007)