@article{CMFD_2010_36_a8,
     author = {D. Li},
     title = {On a~class of strongly contractive quadratic recurrent systems},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {112--124},
     publisher = {mathdoc},
     volume = {36},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2010_36_a8/}
}