@article{RLINA_1975_8_59_6_a0,
     author = {Rankin, Samuel M.},
     title = {Strong oscillation of elliptic systems of second order partial differential equations},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali},
     pages = {595--602},
     publisher = {mathdoc},
     volume = {Ser. 8, 59},
     number = {6},
     year = {1975},
     zbl = {0352.35012},
     mrnumber = {0492761},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLINA_1975_8_59_6_a0/}
}