@article{MABA_1998_12_1-2_a6,
     author = {S. Zheleva},
     title = {Lattice {Cyclically} {Ordered} {Groups}},
     journal = {Mathematica balkanica},
     pages = {47},
     year = {1998},
     volume = {12},
     number = {1-2},
     url = {http://geodesic.mathdoc.fr/item/MABA_1998_12_1-2_a6/}
}