1.
図書 |
sponsored by the Geotechnical Engineering Division of the American Society of Civil Engineers ; R.N. Yong and E.T. Selig, editors
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2.
図書 |
sponsored by National Science Foundation, U.S.A. ... [et al.] ; Raymond K. [i.e. N.] Yong and Hon-Yim Ko, workshop co-chairmen
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3.
図書 |
sponsored by ASTM Committee D-18 on Soil and Rock for Engineering Purposes, American Society for Testing and Materials, Chicago, Ill., 25 June 1980 ; R.N. Yong and F.C. Townsend, editors
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