Convolution reconstruction techniques for divergent beamsGábor T. Herman, A. Naparstek, A. V. Lakshminarayanan|Computers in Biology and Medicine|1976Cited by 115
Reconstruction of objects from diverging x raysLewis S. Edelheit, A. V. Lakshminarayanan, Gábor T. Herman|Medical Physics|1977Cited by 13