THE CAPITAL INFLOWS PROBLEM:CONCEPTS AND ISSUES
GUILLERMO A.CALVO1994 年出版27 页ISBN：
Boundary Value Problems For Operator Differential Equations
V.I.Gorbachuk1991 年出版347 页ISBN：
Elementary Differential Equations With Boundary Value Problems
David L.Powers1985 年出版760 页ISBN：
HANDBOOK OF PROBLEM SOLVING:AN ANALYTICAL METHODOLOGY
STEPHEN J.ANDRIOLE1983 年出版184 页ISBN：
APPROXIMATION ALGORITHMS FOR NP-HARD PROBLEMS
DORIT S.HOCHBAUM1998 年出版596 页ISBN：
ANTHROPOLOGY AND CONTEMPORARY HUMAN PROBLEMS SECOND EDITION
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STATISTICAL AND MATHEMATICAL ASPECTS OF POLLUTION PROBLEMS
JOHN W.PRATT1974 年出版392 页ISBN：
INTRODUCTORY PHYSICS:A PROBLEM-SOLVING APPROACH
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