Michal, G., Lu, C. & Tieu, A. K. 2007, ''Numerical determination of lateral frictional force in atomic friction microscope'', 34th Leeds-Lyon Symposium on Tribology, Elsiever, London,
Michal, G., Lu, C. & Tieu, A. K. 2007, ''Numerical determination of lateral frictional force in atomic friction microscope'', 34th Leeds-Lyon Symposium on Tribology, Elsiever, London,