Development of Raw Material Sources in Northrhine-Westfalia - A Task for Regional Planning.

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作者
Reiners, Herbert
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中图分类号
P62 [地质、矿产普查与勘探];
学科分类号
0818 ; 081801 ;
摘要
Exploitable deposits have been determined by the Northrhine-Westfalian Landesoberbergamt and the N. W. Geologisches Landesamt and rules have been fixed for demarcation of the areas.
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页码:274 / 280
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