@article{EJDE_2011__2011__a45,
     author = {Gavruta, Pasc and Jung, Soon-Mo and Li, Yongjin},
     title = {Hyers-Ulam stability for second-order linear differential equations with boundary conditions},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2011},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2011__2011__a45/}
}