Kapraun, D.F. (2007), "Nuclear DNA content estimates in green algal lineages: chlorophyta and streptophyta", Ann. Bot., 99 (4): 677–701, doi:10.1093/aob/mcl294, PMC2802934, PMID17272304
Burne, R.V.; Bauld, J. & de Decker, P. (1980), "Saline lake charophytes and their geological significance", Journal of Sedimentary Petrology, 50: 281–293, doi:10.1306/212F79D2-2B24-11D7-8648000102C1865D
"Characeae Agardh", Interim Register of Marine and Nonmarine Genera (IRMNG), retrieved 2022-02-20
nih.gov
ncbi.nlm.nih.gov
Kapraun, D.F. (2007), "Nuclear DNA content estimates in green algal lineages: chlorophyta and streptophyta", Ann. Bot., 99 (4): 677–701, doi:10.1093/aob/mcl294, PMC2802934, PMID17272304
pubmed.ncbi.nlm.nih.gov
Kapraun, D.F. (2007), "Nuclear DNA content estimates in green algal lineages: chlorophyta and streptophyta", Ann. Bot., 99 (4): 677–701, doi:10.1093/aob/mcl294, PMC2802934, PMID17272304