@inproceedings{inproceedings7ac2f0d0,
title   = {Compass mechanisms of homing pigeons at the magnetic equator},
author = {Ranvaud, Ronald Dennis Paul Kenneth Clive and Schmidt-Koenig, K. and Kiepenheuer, J. and Gasparotto, Odival Cezar and Britto, Luiz Roberto Giorgetti de},
year = {1989},
publisher = {H. Ovellet},
booktitle   = {Congressus Internationalis Ornithologicus}
}