@article {10116,
	title = {Using Fractal to Solve the Multiple Minima Problem in Molecular Mechanics Calculation},
	journal = {Journal of Computational Chemistry},
	year = {2000},
	pages = {1101-1108},
	author = {Y.Z. Xu and Q. Ouyang and J.G. Wu and J.A. Yorke and G.X. Xu and D.F. Xu and R.D. Soloway and J.Q. Ren}
}
