1. Towards better multi-class parametric-decomposition approximations for open queueing networks

   • Ward Whitt

   Approximate Techniques Pages: 221 - 248

2. Approximate analysis of a gordon-newell like non-product-form queueing network

   • J. S. Kaufman
   • W. S. Wong

   Approximate Techniques Pages: 249 - 271

3. A decomposition approximation method for multiclass BCMP queueing networks with multiple-server stations

   • Bruno Baynat
   • Yves Dallery
   • Keith Ross

   Approximate Techniques Pages: 273 - 294

4. Stochastic bounds for a polling system

   • O. J. Boxma
   • M. Kelbert

   Approximate Techniques Pages: 295 - 310