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A model form for stem taper and volume estimates of Asian white birch (Betula platyphylla): a major commercial tree species of Northeast China.

• Authors : Shahzad, Muhammad Khurram¹; Hussain, Amna^1,2; Jiang, Lichun^1,2

• Source: Canadian Journal of Forest Research. 2020, Vol. 50 Issue 3, p274-286. 13p.

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Convergence and conditioning issues with X-FEM in fracture mechanics

• Authors : Béchet, Éric; Minnebo, Hans; Moës, Nicolas ...

Subjects: X-FEM; convergence rate; J-integralPékin; China

• Source: WCCM VI in conjunction with APCOM’04 ; https://hal.science/hal-02136900 ; WCCM VI in conjunction with APCOM’04, Sep 2004, Pékin, China

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Ruins of Beijing's Military Defense Project.

Subjects: *MILITARY science; *MILITARY policyCHINA

• Source: Beijing Review. 4/25/2002, Vol. 45 Issue 17, p26. 1p. 1 Color Photograph.

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