1. G. Baym: Proc. Bielefeld workshop on quark-gluon matter and very high energy heavy ion collisions eds. M. Jacob, H. Satz, pp. 17?37. Singapore: World Scientific Publishing Co. 1982 and references therein
2. L. van Hove: Proc. Bielefeld workshop eds. M. Jacob, H. Satz pp. 349?370. Singapore: World Scientific Publishing Co. 1982, and reference therein
3. R. Anishetty, P. Koehler, L. McLerran: Phys. Rev.D22, 2793 (1980)
4. J.D. Bjorken: Phys. Rev.D27, 140 (1983)
5. L. McLerran: Proc. Bielefeld workshop eds. M. Jacob H. Satz, pp. 63?80, Singapore: World Scientific Publishing Co. 1982