@article{EJDE_2008__2008__a4,
     author = {Bokalo,  Mykola and Dmytryshyn,  Yuriy},
     title = {Problems without initial conditions for degenerate implicit evolution equations},
     journal = {Electronic journal of differential equations},
     year = {2008},
     volume = {2008},
     zbl = {1153.34032},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a4/}
}