@article {IOPORT.50106840,
    author       = {Al-Musallam, Fadhel and Boumenir, Amin},
    title        = {Reconstruction of the refraction index in stratified ocean},
    year         = {2011},
    journal      = {SIAM Journal of Applied Mathematics},
    volume       = {71},
    number       = {4},
    pages        = {972-982},
    doi          = {10.1137/100816055},
    identifier   = {50106840},
}