Heinz Nixdorf Stiftung
Pantograph/Catenary Dynamics and Control
1997 · Gero Poetsch, J. R. Evans, et al. · Vehicle System Dynamics
Horizontal cooperation in disaster relief logistics: benefits and impediments
2010 · Sabine F. Schulz, Alexander Blecken · International Journal of Physical Distribution & Logistics Management
A PTAS for k-means clustering based on weak coresets
2007 · Dan Feldman, Morteza Monemizadeh, et al.