Published in Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, in 1900, in volume 1900, pages 10-18

Created: 2011-06-03, modified: 2011-06-21

Published in Sitzungsberichte der Gesellschaft naturforschender Freunde zu Berlin, in 1900, in volume 1900, pages 117-119

Created: 2015-09-03, modified: 2015-09-03

Published in Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, in 1900, in volume 1900, pages 149-152

Created: 2010-11-20, modified: 2011-06-21

Published in Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, in 1900, in volume 1900, pages 181-189

Created: 2013-08-27, modified: 2013-08-27

Published in Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, in 1900, in volume 1900, pages 189-197

Created: 2012-09-27, modified: 2012-09-27

Published in Sitzungsberichte der Gesellschaft naturforschender Freunde zu Berlin, in 1900, in volume 1900, issue 8, pages 177-180

Created: 2015-09-03, modified: 2015-09-03