@article{IM2_1977_11_3_a7,
     author = {\`E. A. Storozhenko},
     title = {On the approximation by algebraic polynomials of functions of class~$L^p$, $0<p<1$},
     journal = {Izvestiya. Mathematics },
     pages = {613--623},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {1977},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1977_11_3_a7/}
}