@article {2008|1678,
	title = {Water-water hydrogen bond studied by QMC},
	journal = {J. Chem. Theory. Comput.},
	volume = {4},
	year = {2008},
	pages = {1428{\textendash}1432},
	author = {Fabio Sterpone and L. Spanu and L. Ferraro and S. Sorella and L. Guidoni}
}
