1. WEEE and RoHS Directives, Off. J. Eur. Union L37, 19 (2003)
2. Handbook of Properties of SAC Solders and Joints, C. Schmetterer, H. Ipser, J. Pearce (Eds.), ELFNET—COST 531 Lead–Free Solders, Vol. 2). COST Office, Brussels, 2008 (ISBN 978–80–86292–26–7)
http://www.univie.ac.at/cost531
3. M.N. Islam, Y.C. Chan, M.J. Rizvi, W. Jillek, J. Alloys Compd. 400, 136 (2005)
4. L. Zhang, J.G. Han, C.W. He, Y.H. Guo, IEEE Trans. Electron Devices 59, 3269 (2012)
5. J.M. Song, G.F. Lan, T.S. Lui, L.H. Chen, Script. Mater. 48, 1047 (2003)