@article{journal,
author = {Velasco, J. C. and Peris, S. J. and Gonz{\'a}lez-S{\'a}nchez, N. and Pollo, C. J.},
title = {Presencia de Cobitis maroccana Pellegrin, 1929 (Osteichthyes, Cobitidae) en la cuenca del Duero},
year = {1991},
volume = {15},
pages = {237--239},
journal = {Miscel·l{\`a}nia Zool{\`o}gica},
keywords = {Cobitis rnaroccana, Distribuci{\'o}n, Duero, Espa{\~n}a}
}