Randomization, Approximation, and Combinatorial Optimization. Algorithms and Techniques: Third International Workshop on Randomization and Approximation Techniques in Computer Science, and Second International Workshop on Approximation Algorithms for Combinatorial Optimization Problems RANDOM-APPROX'99,Berkeley, CA, USA, August 8-11, 1999 Pro by Alistair Sinclair, Jose D.P. Rolim, Klaus Jansen, Dorit Hochbaum (Paperback, 1999)