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@article{DAN_1974_217_6_a16, author = {Z. A. Steingrad}, title = {Harmonic systems of reference and {Zelmanov's} monadic formalism}, journal = {Doklady Akademii Nauk}, pages = {1296--1299}, publisher = {mathdoc}, volume = {217}, number = {6}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_217_6_a16/} }
Z. A. Steingrad. Harmonic systems of reference and Zelmanov's monadic formalism. Doklady Akademii Nauk, Tome 217 (1974) no. 6, pp. 1296-1299. http://geodesic.mathdoc.fr/item/DAN_1974_217_6_a16/