TY  - BOOK
AU  - Tsiolkovsky, K. E.
AU  - Sokolsky, V. N.
AU  - Yankovsky, G.
AU  - Blagonravov, A. A.
TI  - Selected works
U1  - 629.1388 
PY  - 1968///
CY  - Moscow
PB  - MIR Pub. 
KW  - Engineering and Allied Science
ER  -