Reference

A. Baroin, R. Perasso, L-H. Qu, Guy Brugerolle, J.-P. Bachellerie, A. Adoutte (1988): Partial phylogeny of the unicellular eukaryotes based on rapid sequencing of a portion of 28S ribosomal RNA – Proc. natn. Acad. Sci. USA – 85: 3474 - 3478.