S. Amstutz, A. A. Novotny, E. A. de Souza Neto, TOPOLOGICAL DERIVATIVE-BASED TOPOLOGY STRUCTURAL OPTIMIZATION UNDER DRUCKER-PRAGER-TYPE STRESS CONSTRAINTS, Blucher Mechanical Engineering Proceedings, Volume 1, 2014, Pages 4683-4702, ISSN 23580828, http://dx.doi.org/10.5151/meceng-wccm2012-20022 (www.proceedings.blucher.com.br/article-details/topological-derivative-based-topology-structural-optimization-under-drucker-prager-type-stress-constraints-9337) Palavras-chave:: ;