TY  - BOOK
AU  - Harvey, K. L.
AU  - Martin, S. F.
AU  - Harvey, J. W.
ED  - Lockheed Missiles and Space Company.
ED  - Air Force Cambridge Research Laboratories (U.S.).
TI  - Ephemeral active regions in 1970 and 1973
PY  - 1974///
CY  - 
PB  - 
ER  -