Chern-Simons as a geometrical set up for three dimensional gauge   theories
  Three dimensional Yang-Mills gauge theories in the presence of the Chern-Simons action are seen as being generated by the pure topological Chern-Simons term through nonlinear covariant redefinitions of the gauge field 
V.E.R.Lemes, C. Linhares de Jesus, S.P. Sorella, L.C.Q.Vilar,   O.S.Ventura