"Genus: Marsilea L."Germplasm Resources Information Network. United States Department of Agriculture. 2007-10-05. Archived from the original on 2012-10-07. பார்க்கப்பட்ட நாள் 2010-07-13.
"Genus: Marsilea L."Germplasm Resources Information Network. United States Department of Agriculture. 2007-10-05. Archived from the original on 2012-10-07. பார்க்கப்பட்ட நாள் 2010-07-13.