@article{10_4153_CMB_1973_020_0,
     author = {Swanson, C. A.},
     title = {Strong {Oscillation} of {Elliptic} {Equations} in {General} {Domains}},
     journal = {Canadian mathematical bulletin},
     pages = {105--110},
     year = {1973},
     volume = {16},
     number = {1},
     doi = {10.4153/CMB-1973-020-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1973-020-0/}
}