Houlsby, G., Wroth, C., & Eisenstein, Z. (1983). Direct solution of plasticity problems in soils by the method of characteristics. Balkema.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Houlsby, G., C. Wroth, ба Z. Eisenstein. Direct Solution of Plasticity Problems in Soils by the Method of Characteristics. Balkema, 1983.
MLA -ийн эшлэл (9 дэх хэвлэлт)Houlsby, G., et al. Direct Solution of Plasticity Problems in Soils by the Method of Characteristics. Balkema, 1983.
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