@article{AA_2006_18_4_a0,
     author = {I. Asekritova and N. Kruglyak},
     title = {Interpolation of {Besov} spaces in the nondiagonal case},
     journal = {Algebra i analiz},
     pages = {1--9},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2006_18_4_a0/}
}