Vol. 28 No. 2 (2006)

Research Article

• Van der Pol systems with various restoring elements

  Nguyen Van Dinh, Tran Kim Chi

  67-73

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• About an approximate method to solve the static boundary value problems in the isotropic hardening elastic-plastic solid

  Ngo Thanh Phong, Nguyen Thoi Trung, Nguyen Phu Vinh

  74-82

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• Calculation of fracture mechanic parameters via FEM for some cracked plates under different loads

  Ngo Huong Nhu, Nguyen Truong Giang

  83-93

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• Some results of comparison between numerical and analytic solutions of the one-line model for shoreline change

  Le Xuan Hoan

  94-102

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• Buckling of the initial imperfect rectangular thin plate with variable thickness

  Nguyen Thi Hien Luong, Dang Thuy Minh Tuong

  103-110

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• Influence of the hardening characteristics of material on the critical load in the elasto-plastic stability problem of conical shells

  Dao Huy Bich, Vu Khac Bay

  111-119

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• Damage detection of beam by natural frequencies: General theory and procedure

  Nguyen Tien Khiem

  120-132

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