@article{02223086, title = {The }, journal = {Annales Academiae Scientiarum Fennicae. Mathematica}, volume = {30}, year = {2005}, pages = {337-352}, zbl = {1090.46018}, language = {en}, url = {http://dml.mathdoc.fr/item/02223086} }
Boyd, Christopher; Rueda, Pilar. The . Annales Academiae Scientiarum Fennicae. Mathematica, Tome 30 (2005) pp. 337-352. http://gdmltest.u-ga.fr/item/02223086/