Hölder and Lp-Estimates for the ...-Equation on Non-Smooth strictly q-convex domains. Lan Ma — 1992 Manuscripta mathematica
...k + a-estimates of the ...-equation on the Hartogs triangle. Joachim Michel; Lan Ma — 1992 Mathematische Annalen
On the regularity of CR structures for almost CR vector bundles. Joachim Michel; Lan Ma — 1995 Mathematische Zeitschrift
Local regularity for the tangential Cauchy-Riemann complex. Joachim Michel; Lan Ma — 1993 Journal für die reine und angewandte Mathematik
Regularity of local embeddings of strictly pseudoconvex CR structures. Joachim Michel; Lan Ma — 1994 Journal für die reine und angewandte Mathematik