@article {IOPORT.50044068,
    author       = {Xu, Yuan and Xu, Minghua and Wang, Lihong V.},
    title        = {Exact frequency-domain reconstruction for thermoacoustic tomography: II. Cylindrical geometry},
    year         = {2002},
    journal      = {IEEE Trans. Med. Imaging},
    volume       = {21},
    number       = {7},
    pages        = {829-833},
    doi          = {10.1109/TMI.2002.801171},
    identifier   = {50044068},
}