@proceedings{1,
author = "P. Mendez del Vilar and C. Magri Ferreira and J. Galvarros Bueno Lobo Ribeiro",
title = "Private governance in royalty collection: effectiveness and limitations in tracing gm soybean in brazil
",
url = "http://www.slire.net/download/398/2007-0075_brazil_gmsoy.pdf",
year = "2007"
}