Solakius, N. & Salaj, J. (1987). Remarks on the morphology and phylogenetic development of Rotalipora turonica Brotzen, 1942, and Thalmanninella cushmani (Morrow), 1934. Geologický zborník : geologica Carpathica. 38(3): 295-304.
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Solakius, N. & Salaj, J. (1987). Remarks on the morphology and phylogenetic development of Rotalipora turonica Brotzen, 1942, and Thalmanninella cushmani (Morrow), 1934. Geologický zborník : geologica Carpathica. 38(3): 295-304