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The estimation of risk due to rockfall is often done empirically. As a rational and effective method towards performance-based design of protection measures, a three-dimensional simulation method help...
The estimation of risk due to rockfall is often done empirically. As a rational and effective method towards performance-based design of protection measures, a three-dimensional simulation method help...
One of the methods to improve water balance is development of the so called small retention consists mainly in the increase of the potential retention abilities of small basins. The studies and approx...

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