@article{hal-01514107, author = {Kyritsis, Konstantinos, }, title = {Alternative algebraic definitions of the Hessenberg natural operations in the ordinal numbers}, journal = {HAL}, volume = {1995}, number = {0}, year = {1995}, language = {en}, url = {http://dml.mathdoc.fr/item/hal-01514107} }
Kyritsis, Konstantinos, . Alternative algebraic definitions of the Hessenberg natural operations in the ordinal numbers. HAL, Tome 1995 (1995) no. 0, . http://gdmltest.u-ga.fr/item/hal-01514107/