Paper  bibtex   

@techreport{belhajjame2013wf4ever,
	title        = {Wf4Ever research object model},
	author       = {Belhajjame, K and Klyne, G and Garijo, D and Corcho, O and Garc{\'i}a-Cuesta, E and Palma, R},
	year         = 2013,
	url          = {http://wf4ever.github.io/ro}
}