@article{MT_2010_13_2_a3,
     author = {V. V. Verbovskiiǐ},
     title = {O-stable ordered groups},
     journal = {Matemati\v{c}eskie trudy},
     pages = {84--127},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2010_13_2_a3/}
}