@article {3647,
	title = {Morphological Clues to Wet Granular Pile Stability},
	journal = {Nature Materials},
	volume = {7},
	year = {2008},
	pages = {189-193},
	author = {Scheel, Mario and Seemann, Ralf and Brinkmann, Martin and Michiel, Marco Di and Breidenbach, Boris and Herminghaus, Stephan}
}
