@article{GDZPPN002108518,
title = {Propagation of singularities and maximal functions in the plane.},
journal = {Inventiones mathematicae},
volume = {104},
year = {1991},
pages = {349-376},
zbl = {0754.35004},
url = {http://dml.mathdoc.fr/item/GDZPPN002108518}
}
Sogge, Christopher D. Propagation of singularities and maximal functions in the plane.. Inventiones mathematicae, Tome 104 (1991) pp. 349-376. http://gdmltest.u-ga.fr/item/GDZPPN002108518/