@article{FPM_2006_12_3_a2,
     author = {D. Z. Kagan},
     title = {Pseudocharacters on anomalous products of locally indicable groups},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {55--64},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2006_12_3_a2/}
}