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In particular, the variational principle is exploited in order to prove in a novel setting the convergence of time and space-time discretizations as well as to provide some possible a posteriori error control.<\/jats:p>","DOI":"10.1137\/070692571","type":"journal-article","created":{"date-parts":[[2008,7,23]],"date-time":"2008-07-23T14:45:10Z","timestamp":1216824310000},"page":"623-652","source":"Crossref","is-referenced-by-count":19,"title":["A Variational Principle for Hardening Elastoplasticity"],"prefix":"10.1137","volume":"40","author":[{"given":"Ulisse","family":"Stefanelli","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"351","published-online":{"date-parts":[[2008,7,3]]},"reference":[{"key":"R1","unstructured":"H. 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