@article{EJDE_2002__2002__a29,
     author = {El Hamidi, Abdallah and Laptev, Gennady G.},
     title = {Nonexistence of solutions to systems of higher-order semilinear inequalities in cone-like domains},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2002},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2002__2002__a29/}
}