@conference {SIEEUM11317,
	title = {Study of data variability acquired by multiple profilometers},
	journal = {MAIREPAV6 - 6th International Conference on Maintenance and Rehabilitation of Pavements and Technological Control},
	year = {2009},
	month = {2009-01-01 00:00:00},
	pages = {1{\textendash}10},
	address = {Torino Italy},
	keywords = {Macrotexture, Profilometers, Road, Variability},
	url = {http://sieeum.eng.uminho.pt/publicacoes/pub.aspx?pubid=11317},
	author = {Freitas, E.F. and Pereira, P. and Antunes, L. and Domingues, P.}
}