1. Phycological Studies XI. The genus ChlorococcumMeneghini;Archibald;Univ. Texas Public. No.,1970
2. New taxonomic criteria in classification of Chlorococcum-sipecies. II. Pyrenoid fine structure;Brown;J. Phycol.,1969
3. Kryptogamen;Esser,1976
4. Die Gattung ChlamydomonasEhrenberg;Ettl;Beih. Nova Hedwigia,1976
5. Chlorophyta I, Phytomonadina;Ettl;Süßwasserflora von Mitteleuropa,1983