@article{TM_1975_134_a12,
     author = {P. I. Lizorkin},
     title = {The functional characterization of the interpolation spaces $(L_p(\Omega),W^1_p(\Omega))_{\theta,p}$},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {180--203},
     publisher = {mathdoc},
     volume = {134},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1975_134_a12/}
}