Hedström H. (1930). Mobergella Versus Discinella; Paterella Versus Scapha & Archæophiala: Some Questions on Nomenclature. Sveriges Geologiska Undersökning, ser. C. 362: 1-8.
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Hedström H.
1930
Mobergella Versus Discinella; Paterella Versus Scapha & Archæophiala: Some Questions on Nomenclature