@article{AL_1981_20_4_a6,
     author = {S. A. Syskin},
     title = {Standard components of type $F_{3}$},
     journal = {Algebra i logika},
     pages = {465--482},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1981_20_4_a6/}
}