@article{VMUMM_2000_1_a9,
     author = {F. Yu. Popelenskii},
     title = {On the normal form of an element of a free {Stasheff} algebra},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {48--50},
     publisher = {mathdoc},
     number = {1},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2000_1_a9/}
}