TY - RPRT TI - A Nonlinear Viscoelastic-Viscoplastic Constitutive Model for Epoxy Polymers AU - Liang Zhang AU - Wolfgang Klimm AU - Kawai Kwok AU - Juan M Fernandez AU - Andrew Bergan AU - Wenbin Yu UR - https://ntrs.nasa.gov/citations/20210025353 ID - 20210025353 ER -