@article{journal,
author = {Genzano, G. N. and Rodriguez, G. M.},
title = {Associations between hydroid species and their substrates from the intertidal zone of Mar del Plata (Argentine)},
year = {1998},
volume = {21.1},
pages = {21--29},
journal = {Miscel·l{\`a}nia Zool{\`o}gica},
keywords = {Hydroid, Cornmunity, Substrata, Epizoism, Argentine}
}