Acevedo-Rodríguez, Pedro; Strong, Mark T. (2012). "Catalogue of Seed Plants of the West Indies". Smithsonian Contributions to Botany. 98: 1–1192. doi:10.5479/si.0081024x.98.1. hdl:10088/17551.
Nagengast, Barbara; Gąbka, Maciej (January 2017). "Apparent niche partitioning of two congeneric submerged macrophytes in small water bodies: The case of Ceratophyllum demersum L. and C. submersum L.". Aquatic Botany. 137: 1–8. doi:10.1016/j.aquabot.2016.11.001. ISSN0304-3770.
Acevedo-Rodríguez, Pedro; Strong, Mark T. (2012). "Catalogue of Seed Plants of the West Indies". Smithsonian Contributions to Botany. 98: 1–1192. doi:10.5479/si.0081024x.98.1. hdl:10088/17551.
Smith, S. J.; Wolfe-Murphy, S. A. (1991). "Ceratophyllum submersum L. Soft Hornwort, a Species New to Ireland". The Irish Naturalists' Journal. 23 (9): 374–376. ISSN0021-1311. JSTOR25539572.
Nagengast, Barbara; Gąbka, Maciej (January 2017). "Apparent niche partitioning of two congeneric submerged macrophytes in small water bodies: The case of Ceratophyllum demersum L. and C. submersum L.". Aquatic Botany. 137: 1–8. doi:10.1016/j.aquabot.2016.11.001. ISSN0304-3770.
Smith, S. J.; Wolfe-Murphy, S. A. (1991). "Ceratophyllum submersum L. Soft Hornwort, a Species New to Ireland". The Irish Naturalists' Journal. 23 (9): 374–376. ISSN0021-1311. JSTOR25539572.