Dancing drops over vibrating substrates Rodica Borcia, Ion Dan Borcia, Markus Helbig, Martin Meier, Christoph Egbers and Michael Bestehorn Eur. Phys. J. Special Topics, 226 6 (2017) 1297-1306 Published online: 02 May 2017 DOI: 10.1140/epjst/e2016-60202-6