Lundholm, N.; Bates, S. S.; Baugh, K. A.; Bill, B. D.; Connell, L. B.; Léger, C.; Trainer, V. L. (2012). CRYPTIC AND PSEUDO-CRYPTIC DIVERSITY IN DIATOMS-WITH DESCRIPTIONS OF PSEUDO-NITZSCHIA HASLEANA SP. NOV. AND P. FRYXELLIANA SP. NOV.1.
Journal of Phycology. 48(2): 436-454.