TY  - RPRT
TI  - Periodic cometary showers: Real or imaginary?
AU  - Grieve, R. A. F.
AU  - Sharpton, V. L.
AU  - Goodacre, A. K.
AU  - Garvin, J. B.
PY  - 1985
UR  - https://ntrs.nasa.gov/citations/19850018244
ID  - 19850018244
ER  -