@PHDTHESIS{Bittencourt_Lic12, author = {Carvalho Bittencourt, Andr{\’e;}}, institution = {Linköping University, Automatic Control}, pages = {66}, publisher = {Linköping University Electronic Press}, school = {Linköping UniversityLinköping University, Automatic Control, The Institute of Technology}, title = {On Modeling and Diagnosis of Friction and Wear in Industrial Robots}, series = {Linköping Studies in Science and Technology. Thesis}, number = {1516}, year = {2012}, type = {Licentiate Thesis}, }