@article {65684,
	title = {The regular vortex patch problem for stratified Euler equations with critical fractional dissipation},
	journal = {Journal of Evolution EquationsJournal of Evolution Equations},
	volume = {15},
	year = {2015},
	month = {2015},
	pages = {667-698},
	isbn = {1424-3202},
	author = {Zerguine, Mohamed}
}
