@article{TRSPY_1967_89_a2, author = {O. V. Besov}, title = {On the density of functions with compact support in $\mathcal L_{p,\theta}^l$ and the extension of functions}, journal = {Informatics and Automation}, pages = {18--30}, publisher = {mathdoc}, volume = {89}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1967_89_a2/} }