1
Publications
11
Citations
1
H-Index
1990
Active since
R. Hillen is an author specializing in geology, engineering, and social sciences.
Top concepts
GeologyGeographyCartographyEngineeringGeomorphologySocial SciencesCivil EngineeringMining EngineeringEngineering Geology
Publications per year
1990–1990
1
1
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1–1 of 1