.245
a	Space Research
h	Proceeding
.020
a	0-08-023417-8
.100
a	M. J. Rycroft
.005
a	20260803155419
.260
a	Oxford
b	Pergamon Press
c	1979
.041
a	Inggris
.084
a	442.9 Ryc s
.300
a	xviii, 615 hlm.
b	25,5 cm.
c	xviii, 615 hlm. ; 25,5 cm.
.490
a	The Committee on Space Research - Cospar
.336
a	Proceeding