@article{PM_2008_2008_1_a2, author = {Elduque, A. and Okubo, S.}, title = {S4-symmetry on the {Tits} construction of exceptional {Lie} algebras and superalgebras }, journal = {Publicacions matem\`atiques}, pages = {315-346}, publisher = {mathdoc}, volume = {52}, number = {2}, year = {2008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PM_2008_2008_1_a2/} }