Roy, H.E., Wajnberg, E., Roy, H.E. & Wajnberg, E. (2008) From biological control to invasion: the ladybird Harmonia axyridis as a model species. From Biological Control to Invasion: the Ladybird Harmonia axyridis as a Model Species pp. 1–4. Springer Netherlands, Dordrecht.
Roy Helen E.
First name
Helen
Middle name
E.
Last name
Roy
Brown, P.M.J., Comont, R.F., Poland, R. & Roy, H.E. (2012) Wildlife reports: ladybirds. British Wildlife, 23, 208–210.
Bela, G., Peltola, T., Young, J.C., Balazs, B., Arpin, I., Pataki, G., Hauck, J., Kelemen, E., Kopperoinen, L., Van Herzele, A., Keune, H., Hecker, S., Suskevics, M., Roy, H.E., Itkonen, P., Kulvik, M., Laszlo, M., Basnou, C., Pino, J. & Bonn, A. (2016) Learning and the transformative potential of citizen science. Conservation Biology, 30, 990–999.