@article {,
	title = {Chivay, Departamento Arequipa; Peru},
	year = {1986},
	publisher = {Instituto Geogr{\'a}fico Militar},
	type = {Topographic},
	address = {Lima},
	keywords = {ilave paper map topographic IGM IGN},
	author = {Instituto Geogr{\'a}fico Militar - Peru IGM}
}