An alternative approach to canonical quantizationof the radiation damping A. C. R. Mendes, F. I. Takakura, C. Neves and W. Oliveira Eur. Phys. J. C, 45 1 (2006) 257-261 Published online: 15 January 2006 DOI: 10.1140/epjc/s2005-02401-0