@article{RM_2017_72_4_a0,
     author = {M. I. Belishev},
     title = {Boundary control and tomography of {Riemannian} manifolds (the {BC-method)}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {581--644},
     publisher = {mathdoc},
     volume = {72},
     number = {4},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2017_72_4_a0/}
}