Dental Materials and Their Selection
A 3rd edition of textbook by William J. O’Brien.
http://www.cariouslegion.com/
By Doc. Dr. Ivan M. Malbohan, and Dr. Jan Pláteník
http://che1.lf1.cuni.cz/
A lecture by Dr. Graham Cross.
https://physics.tcd.ie/
Summary notes in PDF
https://www.ualberta.ca
Mechanical properties of materials
A comprehensive lecture by Dr. Graham Cross.
https://physics.tcd.ie/