1. Response of Abies grandis to attack of Scolytus ventralis (Col. Scol.);Berryman;Canad. Entomol.,1969
2. Field selection of different log odors by scolitid beetles;Chapman;Canad. Entomol.,1963
3. Recherches sur làttractivite exercée par divers conifers a légard d'Ips sexdentatus;Chararas;Ann. Soc. entomol. France,1967
4. Zur Bedeutung des Kiefernnadelharzes und des Kiefernnadelöles für die Entwicklung nadelfressender Insekten;Dieter;Arch. Forstwes.,1970
5. Stidies on the flight behavior of Ips confusus (Le) (Col. Scol.) in response to attractive material;Gara;Contribs B. Thompson. Inst.,1963