@article{10_1090_S0894_0347_02_00394_6,
     author = {Cordoba, Diego and Fefferman, Charles},
     title = {Growth of solutions for {QG} and {2D} {Euler} equations},
     journal = {Journal of the American Mathematical Society},
     pages = {665--670},
     publisher = {mathdoc},
     volume = {15},
     number = {3},
     year = {2002},
     doi = {10.1090/S0894-0347-02-00394-6},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-02-00394-6/}
}