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981 |
Journal of inverse and ill-posed problems Berlin : de Gruyter
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982 |
Elliptic Differential Equations Hackbusch, Wolfgang. - Berlin, Heidelberg : Springer Berlin Heidelberg, 1992
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983 |
Partial Differential Equations Picard, Rainer. - New York, NY : Springer New York, 1991
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984 |
Partial Differential Equations Berlin, Heidelberg : Springer Berlin Heidelberg, 1987
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985 |
Theorie und Numerik elliptischer Differentialgleichungen Wiesbaden : Vieweg+Teubner Verlag, 1986
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986 |
Partial Differential Equations New York, NY : Springer New York, 1982, Fourth Edition
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987 |
Partial Differential Equations New York, NY : Springer US, 1978, Third Edition
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988 |
Partial Differential Equations New York, NY : Springer US, 1975, Second Edition
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989 |
Partial Differential Equations of Elliptic Type Berlin, Heidelberg : Springer Berlin Heidelberg, 1970, Second Revised Edition
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990 |
Partial Differential Equations of Elliptic Type Berlin, Heidelberg : Springer Berlin Heidelberg, 1970, Second Revised Edition
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