000 00384nam a2200145Ia 4500
008 160615s9999 xx 000 0 und d
100 _aWALTERBOS(Reinirus Antonius Maria)
245 _a"Stars gas, and dust in the andromeda galaxy. Ph.D Thesis"
260 _bSterrewacht Leiden
260 _c1957
300 _a204 p.
942 _cBooks
999 _c16037
_d16037