@article {86866,
	title = {Multiple Bifurcation Types and the Linear Dynamics of Ion Sputtered Surfaces},
	journal = {Phys. Rev. Lett.},
	volume = {101},
	number = {246102},
	year = {2008},
	author = {C.S. Madi and Davidovitch, B. and H. B. George and S.A. Norris and Brenner, M.P. and M. J. Aziz}
}
