In this paper, some basis-free expressions for the material time derivative of Lagrangian stress tensors are presented which are generally valid in all cases of coalescent principal stretches. The material is assumed to be elastic and isotropic. © 2009 Elsevier Ltd. All rights reserved.
Asghari, M. (2010). Basis free expressions for the stress rate of isotropic elastic materials in the cases of coalescent principal stretches. International Journal of Solids and Structures, 47(5), 611–613. https://doi.org/10.1016/j.ijsolstr.2009.10.021