@article{AA_2017_29_5_a0,
     author = {S. V. Buyalo},
     title = {M\"obius structures and timed causal spaces on the circle},
     journal = {Algebra i analiz},
     pages = {1--50},
     publisher = {mathdoc},
     volume = {29},
     number = {5},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2017_29_5_a0/}
}