1. R.K. Ellis, W.J. Stirling, and B.R. Webber, “QCD and Collider Physics” (Cambridge 1996).
2. For reviews see, for example, A.S. Kronfeld and P.B. Mackenzie, Ann. Rev. Nucl. and Part. Sci.43, 793 (1993); H. Wittig, Int. J. Mod. Phys.A12, 4477 (1997).
3. For example see, S. Bethke, inProceedings of the IVth Int. Symposium on Radiative Corrections, Barcelona, Spain (Sept. 1998), hep-ex/9812126
4. M Davier,33rd Rencontres de Moriond: Electroweak Interactions and Unified Theories, Les Arcs, France (14-21 Mar. 1998)
5. P.N. Burrows, Acta. Phys. Pol.28, 701 (1997).