@article {2012_6,
	title = {Exploiting pattern transformation to tune phononic band gaps in a two-dimensional granular crystal},
	journal = {Journal of the Acoustical Society of America},
	volume = {131},
	year = {2012},
	pages = {EL475-EL480},
	author = {Goncu, F. and Stefan Luding and Bertoldi, K.}
}
