1. Multichannel gamma-ray collimators;Newell;Nucleonics,1952
2. Analysis of the scintiscanning problem;Van Der Does De Bye;Nucleonics,1965
3. Theory of radioisotope scanning;Brownell;Int. J. appl. Radiat. Isotopes,1958
4. Problems of collimation;Kakehi,1959
5. A focusing collimator for research in scanning;Francis;J. nucl. Med.,1962