Koeman, R. P. T. (1985). The taxonomy of Ulva Linnaeus, 1753, and Enteromorpha Link, 1820, (Chlorophyceae) in the Netherlands. Rijksuniversiteit te Groningen.
Chicago Style (17th ed.) CitationKoeman, Reinoud Pieter Teunis. The Taxonomy of Ulva Linnaeus, 1753, and Enteromorpha Link, 1820, (Chlorophyceae) in the Netherlands. Groningen, Netherlands: Rijksuniversiteit te Groningen, 1985.
MLA (8th ed.) CitationKoeman, Reinoud Pieter Teunis. The Taxonomy of Ulva Linnaeus, 1753, and Enteromorpha Link, 1820, (Chlorophyceae) in the Netherlands. Rijksuniversiteit te Groningen, 1985.
Warning: These citations may not always be 100% accurate.