TY  - GEN
AU  - Booker, H.
AU  - 
TI  - Environmental impact of stratospheric flight
PY  - 1975///
CY  - Washington
PB  - National Academy of Sciences
KW  - QUALIDADE DO AR
KW  - IM
KW  - 551.5
KW  - med
KW  - fre
ER  -