@article {Zhang2016,
	title = {Second-harmonic generation in membrane-type nonlinear acoustic metamaterials},
	journal = {Crystals},
	volume = {6},
	number = {8},
	year = {2016},
	note = {cited By 7},
	doi = {10.3390/cryst6080086},
	url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-84983347814\&doi=10.3390\%2fcryst6080086\&partnerID=40\&md5=03357ff43314e389ec2c1999f9dc7684},
	author = {Zhang, J. and Romero-Garc{\'\i}a, V. and Theocharis, G. and Richoux, O. and Achilleos, V. and Frantzeskakis, DJ}
}
