Williams, F., Bundi, M., Hill, S., Finch, E. A., Curry, C., Mbugua, F., Day, R., Charles, L., Richards, G., (2021). CABI Working Paper(20), 44 pp. CABI, Wallingford, UK. English language
Mbugua, F., Bundi, M., Day, C., Beale, T., Williams, F., (2020). CABI Study Brief Series(35), 17 pp. CABI, Wallingford, UK. English language
Williams, F., Constantine, K., (2019). An invasive species system assessment in Kenya, 60 pp. CABI, Wallingford, UK. English language
Williams, F., Murphy, S. T., Beseh, P., Lamontagne-Godwin, J., (2019). CABI Study Brief Series(31), 10 pp. CABI, Wallingford, UK. English language
Eschen, R., Beale, T., Bonnin, J. M., Constantine, K. L., Duah, S., Finch, E. A., Makale, F., Nunda, W., Ogunmodede, A., Pratt, C. F., Thompson, E., Williams, F., Witt, A., Taylor, B., (2021). CABI Agriculture and Bioscience 2(18) BioMed Central Ltd, London, UK. English language
Williams, F., Marwijk, A. van, Rware, H., Essegbey, G., Besah, P., Duah, S., Hevi, W., Karbo, N., Quaye, W., Watiti, J., (2021). CABI Study Brief Series(40), 19 pp. CABI, Wallingford, UK. English language
Williams, F., Constantine, K. L., Ali, A. A., Karanja, T. W., Kibet, S., Lingeera, E. K., Muthike, G., Rwomushana, I., Godwin, J., Day, R., (2021). CABI Agriculture and Bioscience 2(42) BioMed Central Ltd, London, UK. English language
Booy, O., Cornwell, L., Parrott, D., Sutton-Croft, M., Williams, F., (2017). Impact of biological invasions on ecosystem services, 235-247. Springer International Publishing AG, Cham, Switzerland. English language
Williams, F., Eschen, R., Harris, A., Djeddour, D., Pratt, C., Shaw, R. S., Varia, S., Lamontagne-Godwin, J., Thomas, S. E., Murphy, S. T., (2010). The economic cost of invasive non-native species on Great Britain, 199 pp. CABI, Wallingford, UK. English language
Eschen, R., Williams, F., (2011). Aliens: The Invasive Species Bulletin(No.31), 47-51. Institute for Environmental Protection and Research (ISPRA), Rome, Italy. English language