Direct CP violation in with – mixing effects: phenomenological approach Z.J. Ajaltouni, O. Leitner, P. Perret, C. Rimbault and A.W. ThomasEur. Phys. J. C, 29 2 (2003) 215-233DOI: https://doi.org/10.1140/epjc/s2003-01219-0