@article{TRSPY_2007_258_a5,
     author = {S. M. Gusein-Zade and I. Luengo and A. Melle-Hern\'andez},
     title = {On the {Power} {Structure} over the {Grothendieck} {Ring} of {Varieties} and {Its} {Applications}},
     journal = {Informatics and Automation},
     pages = {58--69},
     publisher = {mathdoc},
     volume = {258},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2007_258_a5/}
}