Lifsitz, L. L. a. E. Theory of elasticity. Pergamon.
Lua i Stíl Chicago (17ú heag.)Lifsitz, L.D. Landaw and E.M. Theory of Elasticity. Pergamon.
Lua MLA (8ú heag.)Lifsitz, L.D. Landaw and E.M. Theory of Elasticity. Pergamon.
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