On a Hilbert space with nonassociative scalars (1962)

by H H Goldstine, L P Horwitz
Venue:22] [2 3] [ 24] {25] [ 26] [ 2 7] I2 81 [ 2 9] ~-----.---:--r------=~--=-~~--' Hilbert s7ace with nonassociative scalars I, Math. Annalen 154