@article{journal,
author = {Royle, J. A.},
title = {Generalized estimators of avian abundance from count survey data},
year = {2004},
volume = {27.1},
pages = {375--386},
journal = {Animal Biodiversity and Conservation},
keywords = {Estimaci{\'o}n de la abundancia, Recuentos de puntos aviares, Probabilidad de detecci{\'o}n, Modelos jer{\'a}rquicos, Modelos metapoblacionales, Tama{\~n}o poblacional}
}