1. Treatise on Photoelasticity;COCKER,1930
2. Untersuchungen an schneiden Spanende Werkzeuge mit Hilfe der Spannungsoptik;KATTWINKEL;Ind. Anz.,1957
3. Investigation of stresses in the tool tip with the application of photoelastic methods and cinematography (in Russian);ANDREV;Vestnik Mashinostroeniya,1958
4. A photoelastic analysis of machining stresses;TAKEYAMA;Trans. ASME,1960
5. Photoelastic analysis of tool-chip interface stresses;CHANDRASEKARAN;Tran ASME,1965