TY  - GEN
AU  - Bumba, V. 
AU  - Kleczek, J.
TI  - Basic mechanisms of solar activity: International astronomical union-symposium No.71 held in Prague, Czechoslovakia 25-29 Aug 1975 
U1  - 523.706 
PY  - 1976///
CY  - Dordrecht
PB  - D. Reidel Publishing Co.
KW  - Solar activity : Symposium proceedings
ER  -