Berger, M. S.; Fraenkel, L. E. Nonlinear desingularization in certain free-boundary problems. (English) Zbl 0454.35087 Commun. Math. Phys. 77, 149-172 (1980). MSC: 35R35 35J99 PDFBibTeX XMLCite \textit{M. S. Berger} and \textit{L. E. Fraenkel}, Commun. Math. Phys. 77, 149--172 (1980; Zbl 0454.35087) Full Text: DOI
Berger, M. S.; Fraenkel, L. E. On nonlinear desingularization. (English) Zbl 0432.35015 Bull. Am. Math. Soc., New Ser. 2, 165-167 (1980). MSC: 35B32 35R35 35J65 35J70 PDFBibTeX XMLCite \textit{M. S. Berger} and \textit{L. E. Fraenkel}, Bull. Am. Math. Soc., New Ser. 2, 165--167 (1980; Zbl 0432.35015) Full Text: DOI