@Misc{BVMC:239556,
author = {Carabias Torres, Ana Mª},
title = {Comentario al Astronomicum Caesareum de Petrus Apianus},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2001},
year = {2001},
url = {http://www.cervantesvirtual.com/nd/ark:/59851/bmcxs5q5}
}