1. Characteristics of CR-39 for detection of cosmic ray particles;Hayashi,1982
2. Ogura K. (1983) Private communication.
3. A solid state track detector array for the study of ultra heavy cosmic ray nuclei in earth orbit;O'Sullivan,1980
4. A high resolution study of ultra heavy cosmic ray nuclei using the long duration exposure facility (LDEF);Thompson,1979
5. The dependence of track response on registration temperature in Lexan and CR-39;Thompson,1981