Authors: Ewert Aberg | G A Wiebe

Published in Jour Washington Acad Sci, in 1945, in volume 35, pages 161-164

Created: 2014-01-30, modified: 2025-12-03

Authors: Robert J Smith | Michael J Hamas | David N Ewert | Matthew E Dallman

Published in The Wilson Bulletin, in 2004, in volume 116, issue 1, pages 48-55

Created: 2016-12-04, modified: 2023-02-16