Robert B. O’Hara

Effects of habitat edges and trampling on the distribution of ground beetles (Coleoptera, Carabidae) in urban forests

R. O’Hara, D. J. Kotze, S. Lehvävirta, 2012, Journal of Insect Conservation.

Quantifying the effects of trampling and habitat edges on forest understory vegetation--a field experiment.

S. Lehvävirta, L. Hamberg, Minna Malmivaara-Lämsä, 2010, Journal of environmental management.