请问谁有《A history of progress: selected U.S. papers in geotechnical 》啊急用！！！
Un ?|RF 或者谁能帮我找到这篇论文：[]J Lysmer and F E Richart. Dynamic Response of Footings to Vertical Loading. Journal of the Soil Mechanics and Foundations Division, ASCE, Vol. 92, No. 1, January/February 1966, pp. 65-91
TEtmmp0OD #}`sfaT 万分感谢！！！
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