@article{01267825,
title = {Nonexistence of simple hyperbolic blow-up for the quasi-geostrophic equation.},
journal = {Annals of Mathematics. Second Series},
volume = {148},
year = {1998},
pages = {1135-1152},
doi = {10.2307/121037},
zbl = {0920.35109},
language = {en},
url = {http://dml.mathdoc.fr/item/01267825}
}
Cordoba, Diego. Nonexistence of simple hyperbolic blow-up for the quasi-geostrophic equation.. Annals of Mathematics. Second Series, Tome 148 (1998) pp. 1135-1152. doi : 10.2307/121037. http://gdmltest.u-ga.fr/item/01267825/