@article{PDM_2009_4_a2,
     author = {A. A. Semenov},
     title = {About {Tseitin} transformation in logical equations},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {28--50},
     publisher = {mathdoc},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2009_4_a2/}
}