000
00233pam a2200109a 44500
082
_a
TR
_b
SIAO-224
100
_a
C Sagan
245
1
_a
Evaluation differences on mars
260
_a
_b
_c
700
_a
J B Pollack
997
_a
TR3939 C
999
_c
405015
_d
405015