@article{VMP_2014_15_4_a16,
     author = {V. V. Pickalov},
     title = {Subpixel smoothing by floating grids for ring artefact reduction in fan-beam tomography},
     journal = {Numerical methods and programming},
     pages = {726--731},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2014_15_4_a16/}
}