Cover-18.jpg http://astronomische-gesellschaft.de:8082/AG/en/activities/publ/reviews/18/cover-18.jpg/view http://astronomische-gesellschaft.de:8082/AG/en/activities/publ/reviews/18/cover-18.jpg/@@download/image/Cover-18.jpg Cover-18.jpg Click to view full-size image… Size: 30.4 KB