Silva, R.D. dos S., Severiano, J.S., Oliveira, D.A. de, Mendes, C.F., Barbosa, V.V., Chia, M.A. and Barbosa, J.E. de L. 2019. Spatio-temporal variation of cyanobacteria and cyanotoxins in public supply reservoirs of the semi-arid region of Brazil: Cyanobacteria and cyanotoxins in reservoirs of the semi-arid region. Journal of Limnology. 79, 1 (Oct. 2019). DOI:https://doi.org/10.4081/jlimnol.2019.1893.