@article{EJDE_2011__2011__a21,
     author = {Anderson, Douglas R. and Avery, Richard I. and Henderson, Johnny and Liu, Xueyan},
     title = {Operator type expansion-compression fixed point theorem},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2011},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2011__2011__a21/}
}