[name] An elastic model of the larger structure of duplex DNA[author] C.J. Benham
链接：http://onlinelibrary.wiley.com/doi/10.1002/bip.1979.360180310/abstract

[name] Geometry and Mechanics of DNA superhelicity[author] C.J. Benham
链接：http://onlinelibrary.wiley.com/doi/10.1002/bip.360221112/abstract

[name] Catastrophic variation of twist and writhing of circular DNA with constraint?

[author] M. Le Bret
链接：http://onlinelibrary.wiley.com/doi/10.1002/bip.1979.360180710/abstract

先谢了。