@article{journal,
author = {Agirrezabala, L. M. and Mart{\'i}nez, R. and Garc{\'i}a-Mondejar, J.},
title = {Fauna de Ammonites del tr{\'a}nsito complejo Urgoniano-Flysch negro entre Gernika y Deba (Albiense medio y superior, regi{\'o}n Vascocant{\'a}brica Septentrional)},
year = {1992},
volume = {2},
pages = {143--169},
journal = {Treballs del Museu de Geologia de Barcelona},
keywords = {Albian Animonites, Urgonian Complex, Black Flysch, North- Biscay Antidhnorium}
}