Ellis, T. G. Et Al. 2005. Activated sludge and other aerobic suspended culture processes. WATER ENVIRONMENT RESEARCH , vol.77, no.6 , 1157-1262.

Ellis, T. G., Schmit, C. G., Jahan, K., Debik, E., & Eliosov, B., (2005). Activated sludge and other aerobic suspended culture processes. WATER ENVIRONMENT RESEARCH , vol.77, no.6, 1157-1262.

Ellis, Timothy Et Al. "Activated sludge and other aerobic suspended culture processes," WATER ENVIRONMENT RESEARCH , vol.77, no.6, 1157-1262, 2005

Ellis, Timothy G. Et Al. "Activated sludge and other aerobic suspended culture processes." WATER ENVIRONMENT RESEARCH , vol.77, no.6, pp.1157-1262, 2005

Ellis, T. G. Et Al. (2005) . "Activated sludge and other aerobic suspended culture processes." WATER ENVIRONMENT RESEARCH , vol.77, no.6, pp.1157-1262.

@article{article, author={Timothy G. Ellis Et Al. }, title={Activated sludge and other aerobic suspended culture processes}, journal={WATER ENVIRONMENT RESEARCH}, year=2005, pages={1157-1262} }