00838nam a2200217Ia 4500 CTU_103058 210402s9999 xx 000 0 und d 651.59 L431 Lazinger, Susan S. Digital preservation and metadata : History, theory, practice Susan S. Lazinger Englewood, Colorado LU 2001 This book addresses critical issues of preservation, giving you everything you need to effectively protect your resources--from problems of obsolescence, to responsibilities, methods of preservation, cost, and metadata formats. Digital preservation,Computer files,Metadata onservation and restoration Minh Trung tâm Học liệu Trường Đại học Cần Thơ