TY  - BOOK
AU  - Christensen,R.M.
TI  - Theory of viscoelasticity: an introduction 
U1  - 531.382 
PY  - 1971///
CY  - New York
PB  - Academic Press
KW  - Viscoelasticity
KW  - Elasticity
KW  - Viscosity
N1  - Includes bibliographical references and index
ER  -