75504 Magazine of Civil Engineering Magazine of Civil Engineering 2712-8172 10 10.18720/MCE.9.10 The durability and stability of the elastic orthotropic and isotropic ribbed shells. I Прочность и устойчивость упругих ортотропных и изотропных ребристых оболочек. I Zhgutov Vladimir abc.kitezh@gmail.com "Kitezh" LLC Architecture and Construction Company 13 11 2009 7 9 55 64

Often thin shells are reinforced by ribs to increase its rigidity. When investigating the stability of these shells it is important to conduct the verification of their durability as nearby the buckling loads the stress level for the majority of materials exceeds the permissible level.

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