@article {27427,
	title = {Formation of density waves via interface conversion of ballistic and diffusive motion},
	journal = {EPL},
	volume = {95},
	year = {2011},
	month = {2011},
	isbn = {0295-50751286-4854},
	author = {Petri, C. and Lenz, F. and Liebchen, B. and Diakonos, F. and Schmelcher, P.}
}
