1. G. ’t Hooft andM. Veltman:Nucl. Phys. B,44, 189 (1972).
2. G. Bricman, C. Dionisi, R. J. Hemingway, M. Mazzucato, L. Montanet, N. Baeash-Schmidt, R. L. Crawford, M. Roos, A. Barbaro-Galtieri, C. P. Horne, R. L. Kelly, M. J. Losty, A. Rit- tenberg, T. G. Trippe, G. P. Yost andB. Armstrong:Phys. Lett. B,75, 1 (1978).
3. G. J. Feldman andM. L. Perl:Phys. Rep. C,33, 285 (1977).
4. K. Kanaya:Renormalization Transformation Group, Soryushiron Kenkyu (mimeographed Circular in Japanese),58, 239 (1979), based on the dimensional regularization method for QED to that in QCD appropriately;K. Kanaya:Infra-red behaviour of QEDwith solvable renormalization group equations, DPNU-20-79 (June 1979).
5. B. F. L. Ward: Orethe calculation of gluon bremsstrahlung in QCD, SLAC-PUB-2300 (March 1979).