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Jüttner, I.; Ector, L.; Reichardt, E.; Van de Vijver, B.; Jarlman, A.; Krokowski, J.; Cox, E. J. (2013). Gomphonema varioreduncumsp. nov., a new species from northern and western Europe and a re-examination ofGomphonema exilissimum. Diatom Research. 28(3): 303-316.