@article{1181071903,
author = {Reyn, J.W. and Huang, X.},
title = {Phase Portraits of Quadratic Systems with Finite Multiplicity Three and a Degenerate Critical Point at Infinity},
journal = {Rocky Mountain J. Math.},
volume = {27},
number = {4},
year = {1997},
pages = { 929-975},
language = {en},
url = {http://dml.mathdoc.fr/item/1181071903}
}
Reyn, J.W.; Huang, X. Phase Portraits of Quadratic Systems with Finite Multiplicity Three and a Degenerate Critical Point at Infinity. Rocky Mountain J. Math., Tome 27 (1997) no. 4, pp. 929-975. http://gdmltest.u-ga.fr/item/1181071903/