@article {125,
	title = {Hydrogen bonding and stacking interactions of nucleic acid base pairs: A density-functional-theory based treatment},
	journal = {J. Chem. Phys.},
	volume = {114},
	year = {2001},
	pages = {5149},
	author = {M. Elstner and P. Hobza and T. Frauenheim and S. Suhai and E. Kaxiras}
}
