Optimization study of car frontal protection systemPohlak, Meelis; Majak, Jüri; Eerme, MartinASMDO : First International Conference on Multidisciplinary Design Optimization and Applications : 17-20 April 2007, Besancon, France2007 / ? p Symbolic-numerical algorithm for material parameters identificationMajak, Jüri; Küttner, Rein; Pohlak, MeelisFirst International Conference on Multidisciplinary Design Optimization and Applications : 17-20 April 2007, Besancon, France : book of abstracts2007 / p. 68 https://www.researchgate.net/publication/269140167_A_Symbolic-Numerical_Algorithm_for_Material_Parameter_Identification