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  • × year_i:[1990 TO 2000}
  1. Simmonds, A.: ¬The 21st century ISBN (1997) 8.48
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  2. Berinstein, P.: DOI: a new identifier for digital content (1998) 8.48
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  3. Lynch, C.: Identifiers and their role in networked information applications (1998) 8.48
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  4. Morgan, C.: ¬The DOI (Digital Object Identifier) (1998) 8.48
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  5. Digital Object Identifiers (1998) 8.48
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  6. Bide, M.: In search of the Unicorn : The Digital Object Identifier from a user perspective (1997) 8.48
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  7. Simmonds, A.: ¬The Digital Object Identifier (DOI) System (1998) 8.48
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  8. Simmonds, A.: ¬The twenty-first century ISBN (1998) 8.48
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  9. Paskin, N.: DOI: current status and outlook (1999) 8.48
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