De Souza Paul Ney Berkelye problems in mathematics De Souza Paul Ney; Silva Jorge-Nuno - 2 - New York Springer-Verlag 2001 - xiv, 535p. cm. - Peoblems books in mathematics . Standard No.: 62092 Source: Textbook Subjects--Topical Terms: Mathematics Dewey Class. No.: B, P1 TB