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<![CDATA[Comentarios al libro: NONLINEAR OPERATORS AND THE CALCULUS OF VARIATIONS: SUMMER SCHOOL HELD IN BRUXELLES, 8- 9 SEPTEMBER 1975 (LECTURE NOTES IN MATHEMATICS) (ENGLISH AND FRENCH EDITION) (2009-02-22)]]> Sun, 20 Sep 2026 12:19:51 +0000 es Copyright 202 6BiblioEteca Technologies SL