@article{Jimenez2015c,
 author = {Noé Jiménez and Vicent Romero-García and Rubén Picó and Lluis M. García-Raffi and Kestutis Staliunas},
 doi = {http://dx.doi.org/10.1063/1.4935917},
 issn = {0003-6951},
 journal = {Applied Physics Letters},
 month = {11},
 pages = {204103},
 title = {Nonlinear focusing of ultrasonic waves by an axisymmetric diffraction grating embedded in water},
 url = {http://scitation.aip.org/content/aip/journal/apl/107/20/10.1063/1.4935917},
 volume = {107},
 year = {2015}
}