@book{41819,
	author = {Tortello, M.Franco and Esteban, Susana B. and Instituto Superior de Correlación Geológica},
	title = {Occurrence of the early Ordovician Trilobite Jujuyaspis Keideli Kobayashi in the Despensa Formation, Aguilar Range, Northwestern Argentina.},
	note = {Relevamiento: 2003.}
}