@article{journal,
author = {Aragon{\`e}s Valls, E. and Ordaz Gargallo, J.},
title = {Auroras boreales observadas en la Pen{\'i}nsula Ib{\'e}rica, Baleares y Canarias durante el siglo XVIII},
year = {2010},
volume = {17},
pages = {45--110},
journal = {Treballs del Museu de Geologia de Barcelona},
keywords = {Aurora boreal, siglo XVIII, Espa{\~n}a, Portugal}
}