@article{02121217, title = {Convoluted }, journal = {Bulletin. Classe des Sciences Math\'ematiques et Naturelles. Sciences Math\'ematiques}, volume = {127}, year = {2003}, pages = {75-92}, doi = {10.2298/BMAT0328075K}, zbl = {1067.47056}, language = {en}, url = {http://dml.mathdoc.fr/item/02121217} }
Kostić, M. Convoluted . Bulletin. Classe des Sciences Mathématiques et Naturelles. Sciences Mathématiques, Tome 127 (2003) pp. 75-92. doi : 10.2298/BMAT0328075K. http://gdmltest.u-ga.fr/item/02121217/