• Corrected accounting of electron-hole scattering in cross-term current equations for Si and SiCVelmre, Enn; Udal, AndresPhysica scripta1999 / Proceedings of 18th Nordic Semiconductor Meeting, Linköping, Sweden, June 7-10, 1998, ISBN 91-87308-71-1, p. 193-197: ill https://ui.adsabs.harvard.edu/abs/1999PhST...79..193V/abstract
• Corrected accounting of electron-hole scattering in cross-term current equations for Si and SiCVelmre, Enn; Udal, Andres18th Nordic Semiconductor Meeting, Linköping, June 7-10, 1998 : abstracts1998 / p. F-88: ill https://iopscience.iop.org/article/10.1238/Physica.Topical.079a00193
• Interaction of point defects with impurities in the Si-SiO2 system and its influence on the properties of the interfaceKropman, Daniel; Mellikov, Enn; Lott, Kalju; Kärner, T.; Heinmaa, I.Getterring and defect engineering in semiconductor technology XIII : CADEST 2009 : proceedings of the XIIIth International Autumn Meeting, Döllnsee-Schorfheide, north of Berlin, Germany, September 26 - October 02, 20092010 / p. 145-148 : ill https://www.sciencedirect.com/science/article/abs/pii/S0040609009014564