@article{ADM_2014_18_1_a6,
     author = {Volodimir Gavran and Vitaliy Stepukh},
     title = {On weakly semisimple derivations of the polynomial ring in two variables},
     journal = {Algebra and discrete mathematics},
     pages = {50--58},
     publisher = {mathdoc},
     volume = {18},
     number = {1},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2014_18_1_a6/}
}