Your search returned the following 2 documents:

2. Microarrays: How Many Do You Need?
   Alexander Zien, Juliane Fluck, Ralf Zimmer, and Thomas Lengauer
   In: Proceedings of the Sixth Annual Conference on Research in Computational Molecular Biology (RECOMB2002), Washington, USA, 2002, 321-330
   
1. Microarrays: How many do you need?
   Alexander Zien, Juliane Fluck, Ralf Zimmer, and Thomas Lengauer
   Journal of Computational Biology 10 (3-4): 653-667, 2003