@misc{misc81885438,
title   = {Injectivity of 'C POT. 1' maps 'R POT. 2' 'SETA' 'R POT. 2' at infinity and planar vector fields},
author = {Vidalon, Carlos Teobaldo Gutiérrez and Sarmiento, Alberto},
year = {2003},
publisher = {Société Mathématique de France},
booktitle   = {International Conference on Dynamical Systems}
}