type: book chapter

year: 2005

authors: Szyszko J., Schwerk A.

title: Spreading of risk as a conception of protection of species.

book title: Protection of Coleoptera in the Baltic Sea Region.
editors: Skłodowski J., Huruk S., Barševskis A., Tarasiuk S.•publisher: Warsaw Agricultural University Press•pages: 77-82

short citation: Szyszko et Schwerk 2005