| 1. Cao Bang Province
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| Introduces the province and provides general information of interest to those wishing to visit or find out more about trade and investment opportunities. [Vietnamese, English]. |
| http://www.caobang.gov.vn |
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| 2. Wikipedia: Cao Bang Province
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| Information on the province's geography, history and administration. |
| http://en.wikipedia.org/wiki/Cao_Bang_province |
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