@article{RSMUP_1982__68__279_0,
     author = {Rivlin, R. S.},
     title = {Two-dimensional constitutive equations},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {279--293},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {68},
     year = {1982},
     mrnumber = {702161},
     zbl = {0516.73001},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1982__68__279_0/}
}