@article{f5a25f293cbe40e3af1fdc6260eb11cc,
title = "Nonbreeding faeders Ruffs Philomachus pugnax associate according to sex, not morphology",
author = "Verkuil, \{Yvonne I.\} and Joop Jukema and Gill, \{Jennifer A.\} and Natalia Karlionova and Johannes Melter and Hooijmeijer, \{Jos C. E. W.\} and Theunis Piersma",
year = "2008",
doi = "10.1080/00063650809461529",
language = "English",
volume = "55",
pages = "241--246",
journal = "Bird Study",
issn = "1944-6705",
publisher = "Taylor and Francis",
number = "3",
}