1. Proceedings of the 15th Int. Conf. on Ultrarelativistic Nucleus-Nucleus Collisions, Quark Matter 2001 (QM 2001), Long Island, USA, 2001; Nucl. Phys. A 698 (2002);
2. Proceedings of the 16th Int. Conf. on Ultrarelativistic Nucleus-Nucleus Collisions, Quark Matter 2002 (QM 2002), Nantes, France, 2002 (in press).
3. A. S. Galoyan and V. V. Uzhinskii, hep-ph/0007122.
4. X.-N. Wang, Phys. Rev. C 63, 054902 (2001);
5. M. Gyulassy, I. Vitev, and X.-N. Wang, Phys. Rev. Lett. 86, 2537 (2001).