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- [2] UNITED-NATIONS WATER CONFERENCE - PERSPECTIVE WATER SUPPLY & MANAGEMENT, 1977, 1 (03): : 255 - 272
- [5] UNITED-NATIONS AFFAIRS - FRIENDLY RELATIONS IN UNITED-NATIONS INTERNATIONAL LAWYER, 1968, 2 (03): : 519 - 542
- [10] THE UNITED-NATIONS BULLETIN OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE, 1993, 20 (01): : 19 - 20