@article {2000,
	title = {Diffusion time and splitting of separatrices for nearly integrable},
	journal = {Atti Accad. Naz. Lincei Cl. Sci. Fis. Mat. Natur. Rend. Lincei Mat. Appl., 2000, 11, 235},
	number = {SISSA;90/00/M},
	year = {2000},
	publisher = {SISSA Library},
	url = {http://hdl.handle.net/1963/1547},
	author = {Massimiliano Berti and Philippe Bolle}
}
