Beobachtung des Kometen Giacobini-Zinner 

 - Berlin  Archenhold-Sternwarte Berlin-Treptow  1985 
 - 1 Abstz 
 - Blick in das Weltall .
<br/><br/><label>Subjects--Personal Names: </label><br/>Guhl, Konrad
<br/><br/><label>Subjects--Topical Terms: </label><br/>Komet<br/>PERIHEL