@article{oai:repository.dl.itc.u-tokyo.ac.jp:00019354, author = {TOI, Yutaka}, issue = {11}, journal = {生産研究}, month = {Nov}, pages = {875--878}, title = {研究速報 : On the Constitutive Modeling of Ceramics Using a Stress-History Dependent Internal State Variable ( Part 1 ) : Microcracking}, volume = {41}, year = {1989} }