| Honek A., Martinkova Z., Dixon A. F. G., Roy H. E., Pekar S. (2016) Long-term changes in communities of native coccinellids: population fluctuations and the effect of competition from an invasive non-native species. Insect Conservation and Diversity, , 9, 202-209 |
| Roy Helen E., Brown Peter M. J., Adriaens Tim, Berkvens Nick, Borges I., Clusella-Trullas S., Comont Richard F., De Clercq P., Eschen R., Estoup A., Evans E. W., Facon B., Gardiner M. M., Gil A., Grez A. A., Guillemaud T., Haelewaters D., Herz A., Honek A., Howe A. G., Hui C., Hutchison W. D., Kenis Marc, Koch R. L., Kulfan J., Handley L. L., Lombaert E., Loomans A., Losey J., Lukashuk A. O., Maes Dirk, Magro A., Murray K. M., San Martin G., Martinkova Z., Minnaar I. A., Nedved O., Orlova-Bienkowskaja M. J., Osawa N., Rabitsch W., Ravn H. P., Rondoni G., Rorke Steph L., Ryndevich S. K., Saethre M. G., Sloggett J. J., Soares A. O., Stals R., Tinsley M. C., Vandereycken A., van Wielink P., Viglasova S., Zach P., Zakharov I. A., Zaviezo T., Zhao Z. H. (2016) The harlequin ladybird, Harmonia axyridis: global perspectives on invasion history and ecology. Biological Invasions, , 18, 997-1044 |
| Roy Helen E., Brown Peter M. J., Adriaens Tim, Berkvens Nick, Borges Isabel, Clusella-Trullas Susana, Comont Richard F., De Clercq Patrick, Eschen Rene, Estoup Arnaud, Evans Edward W., Facon Benoit, Gardiner Mary M., Gil Artur, Grez Audrey A., Guillemaud Thomas, Haelewaters Danny, Herz Annette, Honek Alois, Howe Andy G., Hui Cang, Hutchison William D., Kenis Marc, Koch Robert L., Kulfan Jan, Handley Lori Lawson, Lombaert Eric, Loomans Antoon, Losey John, Lukashuk Alexander O., Maes Dirk, Magro Alexandra, Murray Katie M., San Martin Gilles, Martinkova Zdenka, Minnaar Ingrid A., Nedved Oldřich, Orlova-Bienkowskaja Marina J., Osawa Naoya, Rabitsch Wolfgang, Ravn Hans Peter, Rondoni Gabriele, Rorke Steph L., Ryndevich Sergey K., Saethre May-Guri, Sloggett John J., Soares Antonio Onofre, Stals Riaan, Tinsley Matthew C., Vandereycken Axel, van Wielink Paul, Viglášová Sandra, Zach Peter, Zakharov Ilya A., Zaviezo Tania, Zhao Zihua (2016) The harlequin ladybird, Harmonia axyridis: global perspectives on invasion history and ecology. Biological Invasions, , 18, 997-1044 |
| Roy Helen E., Rorke Steph L., Beckmann B, Booy Olaf, Botham M. S., Brown Peter M. J., Harrower Colin A, Noble David G., Sewell J., Walker Kevin J. (2015) The contribution of volunteer recorders to our understanding of biological invasions. Biological Journal of the Linnean Society, , 115, 678–689 |
| Burns F., Eaton Mark A, Gregory R.D., Fulaij Al, August T.A., Biggs J., Bladwell S., Brereton Tom M., Brooks D.R., Clubbe C., Dawson J., Dunn E., Edwards B., Falk S.J., Gent T., Gibbons D.W., Gurney M., Haysom K.A., Henshaw S., Hodgetts N.G., Isaac Nick J. B., McLaughlin M., Musgrove Andrew J., Noble David G., O’Mahony E., Pacheco M., Roy D. B., Sears J., Shardlow M., Stringer C., Taylor A., Thompson P, Walker Kevin J., Walton P., Willing M.J., Wilson J., Wynde R. (2013) State of Nature report. , The State of Nature partnership, , |
| Brown Peter M. J., Roy Helen E., Comont Richard F. (2013) Wildlife reports: ladybirds. British Wildlife, , 24, 208-209 |
| Gardiner M., Losey J., Smyth R., Allee L., Roy Helen E., Brown Peter M. J. (2012) Data Accuracy and Citizen Science: Lessons Learned from Studying Lady Beetles in the US and UK. Frontiers in Ecology and the Environment, , 10, 471- 476 |
| Ceryngier P, Roy Helen E., Ware Remy L. (2012) Natural enemies of ladybird beetles. In Ecology of the Coccinellidae. Hodek, I., Honěk, A. and van Emden, H. , Kluwer Academic Publishers, , |
| Brown Peter M. J., Comont Richard F., Poland Remy, Roy Helen E. (2012) Wildlife reports: ladybirds. British Wildlife, , 23, 208-210 |
| Roy Helen E. (2010) Coccinellids in a changing world. In: Ecology of Aphidophaga (eds.: P. Kindlmann).. , Springer Academic Publishers, Netherlands , |
