Cavalcante, D. de H., Lima, F.R. dos S., Rebouças, V.T. e Sá, M.V. do C. e 2017. <b&gt;Underwater structures for periphyton in bioflocs tanks for Nile tilapia submitted to feed restriction. Acta Scientiarum. Animal Sciences. 39, 2 (abr. 2017), 117-122. DOI:https://doi.org/10.4025/actascianimsci.v39i2.33122.