Ackva, Ansgar and Binder, and Greubel, and Piepenbreier, (1997):
Electric vehicle drive with surface-mounted magnets for wide field-weakening range.
In: EPE'97: European Conference on Power Electronics and Applications <7,1997, Trondheim>; Proceedings. S. 548-553, [Conference or Workshop Item]

Hillmer, H. and Greiner, and Steinhagen, and Lösch, and Schlapp, and Binder, and Kuhn, and Burkhard, (1995):
Carrier and photon dynamics in InAlGaAs/InP MQW laser structures: influence of carrier transport on high-frequency modulation.
In: International Conference on Hot Carriers in Semiconductors <9, 1995, Chicago, USA>: Conference digest, [Conference or Workshop Item]