Free energy of imperfect nucleic acid helices. II. Small hairpin loops.

@article{Gralla1973FreeEO,
  title={Free energy of imperfect nucleic acid helices. II. Small hairpin loops.},
  author={J. D. Gralla and D. M. Crothers},
  journal={Journal of molecular biology},
  year={1973},
  volume={73 4},
  pages={497-511}
}