Landau-Ginzburg Model of Interphase Boundaries in CsCl-Type Ferroelastics due to M-5 Mode Instability : LaAg1-xInx D.M. Hatch, P. Hu, A. Saxena et G.R. Barsch J. Phys. IV France, 05 C8 (1995) C8-131-C8-136 DOI: 10.1051/jp4:1995815