@article{TMF_1974_20_1_a7,
     author = {I. S. Vaklev and S. B. Drenska and M. I. Ivanov and A. B. Nikolov},
     title = {New conservation laws in strong interactions in the framework of ladder $U(6,6)$-symmetry},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {78--84},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1974_20_1_a7/}
}