@article{journal,
author = {Nikolov, S. C. and Demerdzhiev, D. A. and Popgeorgiev, G. S. and Plachiyski, D. G.},
title = {Bird community patterns in sub–Mediterranean pastures: the effects of shrub cover and grazing intensity},
year = {2011},
volume = {34.1},
pages = {11--21},
journal = {Animal Biodiversity and Conservation},
keywords = {Esquema agroambiental, Aves de labrant{\'i}o, Gesti{\'o}n de prados, H{\'a}bitats seminaturales, Vegetaci{\'o}n arbustiva}
}