1. Viscoelasticity;Flügge,1967
2. On the linear theory of viscoelasticity;Gurtin;Arch Ration Mech Anal,1962
3. Theory of viscoelasticity;Christensen,2003
4. Boundary element techniques;Brebbia,1984
5. The boundary element method applied to inelastic problems;Telles,1983