Opinion 7 On the interpretation of the expression "n.g., n.sp." under Article 30(a) of the International Code, as respects generic names published on, or before, 31st December 1930
Published in Opinions and Declarations Rendered by the International Commission on Zoological Nomenclature, in 1945, in volume 1A, issue 16, pages 139-146
Date published:1945-02-21