@article{AL_2017_56_6_a4,
     author = {D. O. Ptakhov},
     title = {Polygons with a {(P,} 1)-stable theory},
     journal = {Algebra i logika},
     pages = {712--720},
     publisher = {mathdoc},
     volume = {56},
     number = {6},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2017_56_6_a4/}
}