@book{1251,
	author = {Van der Zee, J. J. and Damen, M. C. J.},
	title = {Development of non-irrigate land use of the Ribeira Grande Valley},
	publisher = {Van der Zee & Plaisier,},
	year = {1983.},
	address = {Enschede:},
	note = {1983}
}