M. A. Ragan, C. L. Goggin, R. J. Cawthorn, L. Cerenius, A. V. Jamieson, S. M. Plourde, T. G. Rand, K. Soderhall, R. R. Gutell,
A novel clade of protistan parasites near the animal-fungal divergence Proceedings of the National Academy of Sciences of the United States of America. ,vol. 93, pp. 11907- 11912 ,(1996) ,
10.1073/PNAS.93.21.11907