@article{journal,
author = {Llorente G. A. and Ruiz, X. and Serra-Cobo, J.},
title = {Alimentaci{\'o}n oto{\~n}al de la Cerceta Com{\'u}n (Anas crecca) en el Delta del Ebro},
year = {1987},
volume = {11},
pages = {319--330},
journal = {Miscel·l{\`a}nia Zool{\`o}gica},
keywords = {Food, Autumn, Common Teal, Anatidae, Ebro Delta}
}