@article{TMF_1988_77_2_a5,
     author = {D. G. Markushevich and M. A. Olshanetsky and A. M. Perelomov},
     title = {Ricci-flat compactifications in superstring theory and {Coxeter} {automorphisms.~I}},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {212--223},
     publisher = {mathdoc},
     volume = {77},
     number = {2},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1988_77_2_a5/}
}