@article{escidoc:4123493, title = {Influence of Na and H2O on the surface properties of Cu(In,Ga)Se, thin films}, author = {Heske, C. and Richter, G. and Chen, Z. H. and Fink, R. and Umbach, E. and Riedl, W. and Karg, F.}, journal = {Journal of Applied Physics}, volume = {82}, number = {5}, pages = {2411-2420}, year = {1997}, doi = {Doi 10.1063/1.366096} }