Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1985_282_5_a14, author = {G. L. Shpilker}, title = {A fourth-order commutative hypercomplex system}, journal = {Doklady Akademii Nauk}, pages = {1090--1093}, publisher = {mathdoc}, volume = {282}, number = {5}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1985_282_5_a14/} }
G. L. Shpilker. A fourth-order commutative hypercomplex system. Doklady Akademii Nauk, Tome 282 (1985) no. 5, pp. 1090-1093. http://geodesic.mathdoc.fr/item/DAN_1985_282_5_a14/