@article{journal,
author = {Senar, J. C.},
title = {Interactional rules in captive Siskins (Carduelis spinus)},
year = {1985},
volume = {9},
pages = {347--360},
journal = {Miscel·l{\`a}nia Zool{\`o}gica},
keywords = {Carduelis spinus, Siskin, Interactional rules, Hierarchy, Agonistic behaviour}
}