@article{AL_2009_48_3_a1,
     author = {Ch. K. Gupta and E. I. Timoshenko},
     title = {Partially commutative metabelian groups: centralizers and elementary equivalence},
     journal = {Algebra i logika},
     pages = {309--341},
     publisher = {mathdoc},
     volume = {48},
     number = {3},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2009_48_3_a1/}
}