@article{JRAM_1993__442_153551,
     author = {Joachim Michel and Lan Ma},
     title = {Local regularity for the tangential {Cauchy-Riemann} complex.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {63--90},
     publisher = {mathdoc},
     volume = {442},
     year = {1993},
     zbl = {0781.32022},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1993__442_153551/}
}