6KRENZKE M A,KIERNEN T J. The effect of initial imperfections on the collapse strength of deep spherical shell[R]. AD612100,1965.
7HELLER S R. Structural design of spherical shells subjected to uniform external pressure[J]. Naval Engineers Journal, 1974,(4):45-50.
8BOOTE D,MASCIA D. On the nonlinear analysis methodologies for thin spherical shell under external pressure with different finite-element codes[J].Journal of Ship Research,1989,33(4):318-325.
9弗朗克R 布什毕.载人潜水器[M].北京:海洋出版社,1982..
10RONA P. Deep-diving manned research submersibles[J]. MTS Journal,1999,(4):13-25.
