@article{escidoc:1573451, title = {Self-diffusion of 31Si and 71Ge in relaxed Si0.20Ge0.80 layers}, author = {Laitinen, P. and Strohm, A. and Huikari, J. and Nieminen, A. and Voss, T. and Grodon, C. and Riihim\"aki, I. and Kummer, M. and \"Ayst\"o, J. and Dendooven, P. and R\"ais\"anen, J. and Frank, W.}, journal = {Physical Review Letters}, volume = {89}, number = {8}, year = {2002}, doi = {} }