• open Northern Bikwin-Jen
• expand all
• collapse all

Subclassification references

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

Comments on subclassification

Russell Norton and Nlabephee Othaniel 2020 Ulrich Kleinewillinghöfer 2020: 224 Kleinewillinghöfer, Ulrich 1996: 96