TY  - BOOK
AU  - Muller, E. A.
TI  -  Highlights of astronomy.-Vol. 4, part 2:as presented at the xvi general  assembly, 1976
U1  - 520/525(069) IAUH 
PY  - 1977///
PB  - D. Reidel Pub. Co.
KW  - Astronomy
ER  -