Methane production from process water of sewage sludge hydrothermal carbonization. A review. Valorising sludge through hydrothermal carbonization, Merzari, F., Langone Michela, Andreottola G., and Fiori L. , Critical Reviews in Environmental Science and Technology, Volume 49, Number 11, p.947-988, (2019)

Ammonia removal from raw manure digestate by means of a turbulent mixing stripping process, Limoli, A., Langone Michela, and Andreottola G. , Journal of Environmental Management, Volume 176, p.1-10, (2016)