@article{DA_2006_13_3_a2,
     author = {S. S. Marchenkov},
     title = {A criterion for positive completeness in ternary logic},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {27--39},
     publisher = {mathdoc},
     volume = {13},
     number = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2006_13_3_a2/}
}