• Journal of the korean veterinary medical association
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• v.34 no.2
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• pp.82-94
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• 1998

• Korea Petroleum Association Journal
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• no.9 s.208
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• pp.90-104
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• 1998

이 통계자료는 BP Statistlcal Review of World Energy June 1998에서 전재한 것이다. <편집자 주>

• Proceedings of the Korea Air Pollution Research Association Conference
• /
• 1999.04a
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• pp.268-269
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• 1999

• Magazine of the Korea Concrete Institute
• /
• v.10 no.1
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• pp.4-9
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• 1998

• Magazine of the Korea Concrete Institute
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• v.10 no.1
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• pp.20-31
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• 1998

• Magazine of the Korea Concrete Institute
• /
• v.10 no.1
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• pp.32-39
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• 1998

• Magazine of the Korea Concrete Institute
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• v.10 no.1
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• pp.40-48
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• 1998

• Magazine of the Korea Concrete Institute
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• v.10 no.1
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• pp.49-58
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• 1998

• Magazine of the Korea Concrete Institute
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• v.10 no.1
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• pp.59-64
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• 1998

• Magazine of the Korea Concrete Institute
• /
• v.10 no.1
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• pp.65-72
• /
• 1998