221
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“...Energy policies and programmes of IEA countries ;...”
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“...Coal prospects and policies in IEA countries: review ;...”
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“...Energy policies and programmes of IEA countries ;...”
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Richter-Sandvoss, P.
1984
“...IEA program of research and development and demonstration on enhanced recovery of oil : annual progress report ;...”1984
229
“...International Energy Agency : energy research, development and demonstration in the IEA countries : review of national programmes ;...”
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“...Coal prospects and policies in IEA countries: review ;...”
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