@article{MZM_1974_16_6_a12,
     author = {D. Ya. Kesel'man},
     title = {On elementary theories of graphs and {Abelian} loops},
     journal = {Matemati\v{c}eskie zametki},
     pages = {957--968},
     publisher = {mathdoc},
     volume = {16},
     number = {6},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1974_16_6_a12/}
}