@article {1990|1894,
	title = {A VIBRATIONAL MOLECULAR-FORCE FIELD OF MODEL COMPOUNDS WITH BIOLOGICAL INTEREST .1. HARMONIC DYNAMICS OF CRYSTALLINE UREA AT 123-K},
	journal = {J. Comput. Chem.},
	volume = {11},
	number = {5},
	year = {1990},
	month = {jun},
	pages = {560{\textendash}568},
	doi = {10.1002/jcc.540110504},
	author = {Philippe Derreumaux and VERGOTEN, G and LAGANT, P}
}
