A study of the Phase Diagram of the Micellar Binary Solution Models I: Mean Field Approach A. Benyoussef, L. Laanait, N. Masaif and N. Moussa J. Phys. I France, 6 8 (1996) 1043-1058 Accepted: 19 March 1996 DOI: 10.1051/jp1:1996115