TY - RPRT TI - Effect of dissolved oxygen concentration on sludge settleability. AU - A M P Martins AU - J J Heijnen AU - M C M van Loosdrecht PY - 2003 DO - 10.1007/s00253-003-1384-6 UR - https://pubmed.ncbi.nlm.nih.gov/12845496/ ID - 12845496 ER -