7.Kim, G. Y., Hwang, H. K., Nam, J. S. Kim, H. S., Park, J. H., and Kim, J. J., “Evaluation
                           of Impact Resistance of Steel Fiber and Organic Fiber Reinfoced Concrete and Mortar,”
                           Journal of the Korea Institute of Building Construction, Vol. 12, No. 4, 2012, pp.
                           377-385.
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