Passy, S.I.; Kociolek, J.P. ; Lowe, R.L. (1997). Five new Gomphonema species (Bacillariophyceae) from rivers in South Africa and Swaziland. Journal of Phycology. 33(3): 455-474.
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Passy, S.I.; Kociolek, J.P. ; Lowe, R.L.
1997
Five new Gomphonema species (Bacillariophyceae) from rivers in South Africa and Swaziland.