Neuropterology 1997: proceedings of the sixth international symposium on neuropterology.
Finland: Finnish Zoological PUblishing Board, 1998. Octavo, photographs, text illustrations, laminated boards.
Acta Zoological Fennica.
Finland: Finnish Zoological PUblishing Board, 1998. Octavo, photographs, text illustrations, laminated boards.
Acta Zoological Fennica.