GustafssonT. R.Todd-PokropekA. E.: Filters with variable shape in radio-isotope image processing. To be published in Phys. in Med. Biol.
2.
LaughlinI. S.KennyP. J.WeberD. A. et coll.: Methods and applications of quantitative computer-analyzed scanning. In:Medical radioisotope scintigraphy. Volume 1, p. 633. IAEA, Vienna1968.
3.
TauxeW. N.ChapelD. W.SprayA. C.: Contrast enhancement of scanning procedures by high-speed digital computers. J. nucl. Med.7 (1966), 647.