.245
aThe motion, evolution of orbits, and origin of comets
hProsiding-Cetak
.020
a90-277-0207-1
.100
aINTERNATIONAL ASTRONOMICAL UNION, Symposium (45th: 1970: Leningrad, U.S.S.R.)
.005
a20080213121952
.260
aDordrecht-Holland
bD. Reidel
c1972
.041
aInggris
.084
a523.63 INT
.300
axxiii, 521 halaman : gambar, tabel
b 24 cm.
cxxiii, 521 halaman : gambar, tabel ; 24 cm.
.336
aProsiding-Cetak