1. U.S. Atomic Energy Commission Report 1948 AECD-2226
2. Particle Track Etching
3. Frenster, J. H., Proceedings of the Fifth Leukocyte Culture Conference: 359 (1971).
4. GEISLER, F.H., BULLETIN OF THE AMERICAN PHYSICAL SOCIETY 18: 410 (1973).
5. GEISLER, F. H., BULLETIN OF THE AMERICAN PHYSICAL SOCIETY 19: 373 (1974).