@inbook {1382, title = {Approximate Volumetric Reconstruction from Projected Images}, booktitle = {Medical Image Computing and Computer-Assisted Intervention - MICCAI 2001, 4th International Conference}, year = {2001}, note = {doi: 10.1007/3-540-45468-3_235}, month = {2001}, pages = {1376 - 1378}, publisher = {Springer Verlag}, organization = {Springer Verlag}, address = {Utrecht} }