Jakus, R. 1995b. Podkôrnikovité (Scolytidae) a ekologická stabilita horskych smrein ovplyvovanych imisiami a inou antropickou innostou [Bark beetles (Scolytidae) and factors damaging ecological stability of mountainous spruce forests in the regions affected by air pollution]. Lesnicky Casopis 41:421-426.