• open Bena
• expand all
• collapse all

Subclassification references

• Bennett, Patrick R. 1983
• Boyd, Raymond and Pasch, H. 1988

Comments on subclassification

Ulrich Kleinewillinghöfer 2020: 224 Kleinewillinghöfer, Ulrich 1996 Idiatov, Dmitry and Mark Van de Velde 2019