M. Ruhela, A. Singh, S. Bhardwaj, and F. Ahamad, “Efficiency Assessment of 80MLD Activated Sludge-based Sewage Treatment Plant (STP) at Prayagraj, Uttar Pradesh, India”, AgroEnviron. Sustain., vol. 4, no. 2, pp. 173–179, Jun. 2026, doi: 10.59983/s2026040207.