@article{=Wu20144, title = "AN ELASTO-VISCOPLASTIC MODEL FOR HEXAGONAL CLOSED PACKED MATERIALS: FORMULATION AND NUMERICAL IMPLEMENTATION", journal = "Blucher Mechanical Engineering Proceedings", volume = "1", number = "1", pages = "702-714", year = "2014", note = issn = "2358-0828" doi ="http://dx.doi.org/10.5151/meceng-wccm2012-18093", url ="https://www.proceedings.blucher.com.br/", author = "Wu,S.H.", author = "Pires,F.M. Andrade", author = "Santos,Abel D.", author = "Rocha,A. Barata da", keywords = "HCP materials, Cazacu model, constitutive modeling, Perzyna model", }