@article{TRSPY_1945_16_a0,
     author = {A. Markoff},
     title = {Foundations of the algebraic theory of tresses},
     journal = {Informatics and Automation},
     pages = {3--53},
     publisher = {mathdoc},
     volume = {16},
     year = {1945},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1945_16_a0/}
}