@article{88e558a0b21c4bb4b3cea85ca0201d04,
title = "Wright's equation has no solutions of period four",
author = "Nussbaum, {Roger D.}",
note = "Funding Information: This work was partially supported by NSF grants DMS 85-00316 and DMS 88-05395.",
year = "1989",
month = aug,
doi = "10.1017/S0308210500024148",
language = "English (US)",
volume = "113",
pages = "281--288",
journal = "Proceedings of the Royal Society of Edinburgh Section A: Mathematics",
issn = "0308-2105",
publisher = "Cambridge University Press",
number = "3-4",
}