@article{1103857113, author = {Edwards, C. M.}, title = {Classes of operations in quantum theory}, journal = {Comm. Math. Phys.}, volume = {20}, number = {1}, year = {1971}, pages = { 26-56}, language = {en}, url = {http://dml.mathdoc.fr/item/1103857113} }
Edwards, C. M. Classes of operations in quantum theory. Comm. Math. Phys., Tome 20 (1971) no. 1, pp. 26-56. http://gdmltest.u-ga.fr/item/1103857113/