@article{IM2_2004_68_6_a5,
     author = {M. S. Mel'nikov and P. V. Paramonov},
     title = {$C^1$-extension of subharmonic functions from closed {Jordan} domains in~$\mathbb R^2$},
     journal = {Izvestiya. Mathematics },
     pages = {1165--1178},
     publisher = {mathdoc},
     volume = {68},
     number = {6},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2004_68_6_a5/}
}