Jagaba, A.H. and Kutty, S.R.M. and Baloo, L. and Noor, A. and Abubakar, S. and Lawal, I.M. and Umaru, I. and Usman, A.K. and Kumar, V. and Birniwa, A.H.  (2021) Effect of Hydraulic Retention Time on the Treatment of Pulp and Paper Industry Wastewater by Extended Aeration Activated Sludge System.  In: UNSPECIFIED.