@article{TM_1975_136_a2,
     author = {P. N. Bogolyubov},
     title = {Causality of the invariant form factors in the decomposition of the current commutators},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {15--33},
     publisher = {mathdoc},
     volume = {136},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1975_136_a2/}
}