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JOURNAL OF DIFFERENTIAL GEOMETRY, vol. 46, no. 3, page. 499 - 577, 1997-07
MATHEMATISCHE ZEITSCHRIFT, vol. 222, no. 3, page. 505 - 520, 1996-07
COMMUNICATIONS ON PURE AND APPLIED MATHEMATICS, vol. 48, no. 11, page. 1299 - 1302, 1995-11
MATHEMATISCHE ZEITSCHRIFT, vol. 216, no. 1, page. 471 - 482, 1994-07
COMMUNICATIONS ON PURE AND APPLIED MATHEMATICS, vol. 46, no. 7, page. 995 - 1012, 1993-08
MATHEMATISCHE ZEITSCHRIFT, vol. 212, no. 1, page. 175 - 192, 1993-02
COMMUNICATIONS ON PURE AND APPLIED MATHEMATICS, vol. 45, no. 1, page. 121 - 139, 1992-01
COMPTES RENDUS MATHEMATIQUE, vol. 315, no. 3, page. 309 - 314, 1992-01
MATHEMATISCHE ZEITSCHRIFT, vol. 207, no. 1, page. 409 - 416, 1991-05
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COMMUNICATIONS IN MATHEMATICAL PHYSICS, vol. 131, no. 2, page. 223 - 253, 1990-07
MATHEMATISCHE ZEITSCHRIFT, vol. 203, no. 1, page. 535 - 552, 1990-01
JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 81, no. 2, page. 255 - 274, 1989-10
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