@article{1103839850, author = {Grossmann, A.}, title = {Fields at a point}, journal = {Comm. Math. Phys.}, volume = {4}, number = {1}, year = {1967}, pages = { 203-216}, language = {en}, url = {http://dml.mathdoc.fr/item/1103839850} }
Grossmann, A. Fields at a point. Comm. Math. Phys., Tome 4 (1967) no. 1, pp. 203-216. http://gdmltest.u-ga.fr/item/1103839850/