1. Review of direct measurement of interplanetary dust from satellites and probes;Alexander,1962
2. Zodiacal dust measurement in cis-lunar and interplanetary space from Ogo III and Mariner IV experiments between June and December 1966;Alexander,1968
3. Origin, age and composition of meteorites;Anders;Space Sci. Rev.,1964
4. Studies on simulated micrometeoroid impact;Auer,1968
5. Detection technique for micrometeoroids using impact ionisation;Auer;Earth Planet. Sci. Lett.,1968