@article{Caglioti1998,
	title = {Geometrical frustration: a dynamical motor for dry granular media},
	author = {Emanuele Caglioti and Antonio Coniglio and Hans J. Herrmann and Vittorio Loreto and Mario Nicodemi},
	day = {15},
	journal = {Physica A: Statistical and Theoretical Physics},
	month = {Aug},
	number = {1-4},
	pages = {419--423},
	url = {http://www.sciencedirect.com/science/article/B6TVG-3V7WNPX-1S/1/a246b298db166dbfdbcedc34dc3e2641},
	volume = {257},
	year = {1998},
	biburl = {http://www.bibsonomy.org/bibtex/2698cc4df75d6af86fc6ccd4525353d0d/smicha},
	description = {Physica A},
	keywords = {imported }
}