Meziani, Abdelhamid. (2002). HYPOELLIPTICITY OF NONSINGULAR CLOSED 1-FORMS ON COMPACT MANIFOLDS
.
Communications in Partial Differential Equations, 27(7-8), 1255-1269. 10.1081/pde-10486448
Meziani, Abdelhamid. (2002). HYPOELLIPTICITY OF NONSINGULAR CLOSED 1-FORMS ON COMPACT MANIFOLDS
. Communications in Partial Differential Equations, 27(7-8), 1255-1269. 10.1081/pde-10486448