@article{SEMR_2012_9_a0,
     author = {B. S. Baizhanov and S. V. Sudoplatov and V. V. Verbovskiy},
     title = {Conditions for non-symmetric relations of semi-isolation},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {161--184},
     publisher = {mathdoc},
     volume = {9},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2012_9_a0/}
}