@article{AL_2008_47_6_a0,
     author = {K. V. Adaricheva and A. Pilitowska and D. Stanovsk\'y},
     title = {Complex algebras of subalgebras},
     journal = {Algebra i logika},
     pages = {655--686},
     publisher = {mathdoc},
     volume = {47},
     number = {6},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2008_47_6_a0/}
}