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- [4] WORLD-TRADE - OPPORTUNITY AND CHALLENGE [J]. DEPARTMENT OF STATE BULLETIN, 1956, 34 (885) : 977 - 981
- [6] A CHALLENGE FOR THE DEVELOPING WORLD + BIOTECHNOLOGIES [J]. UNESCO COURIER, 1987, (03) : 29 - 33
- [7] The new urban world - opportunity meets challenge [J]. REGIONAL SCIENCE POLICY AND PRACTICE, 2013, 5 (02): : 149 - 151
- [10] DEVELOPING LEAD-FREE SOLDERS - A CHALLENGE AND OPPORTUNITY [J]. JOM-JOURNAL OF THE MINERALS METALS & MATERIALS SOCIETY, 1993, 45 (07): : 13 - 13