Generalized solutions of non linear partial differential equations text Elsevier Science 1987 I xvii, 409 hlm. 23 cm persamaan diferensial 515.355 515.355 Ros g INLIS000000000003993 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)