Phase segregation, Cu migration and junction formation in Cu(In, Ga)Se2R. Herberholz, U. Rau, H. W. Schock, T. Haalboom, T. Gödecke, F. Ernst, C. Beilharz, K. W. Benz and D. CahenEur. Phys. J. AP, 6 2 (1999) 131-139DOI: https://doi.org/10.1051/epjap:1999162