@article{UZKU_2012_154_2_a9,
     author = {Yu. V. Zhuchok and L. V. Kirtadze},
     title = {On weakly prime ideals of quasi-ordered semigroups},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {101--106},
     publisher = {mathdoc},
     volume = {154},
     number = {2},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2012_154_2_a9/}
}