Ab initio theory of helix↔coil phase transition A. V. Yakubovich, I. A. Solov'yov, A. V. Solov'yov and W. Greiner Eur. Phys. J. D, 46 2 (2008) 215-225 Published online: 05 December 2007 DOI: 10.1140/epjd/e2007-00328-9