Stage 1:

-    ISI journals:

Marian Barbu, Tudor Ionescu, George Ifrim, Sergiu Caraman, Victor Cristea, Emil Ceanga, Results Regarding the Water Quality Control in Recirculating Aquaculture Systems, Journal of Environmental Protection and Ecology, accepted for publication;

Marian Barbu, Sergiu Caraman, Gabriela Bahrim, Daniela Carp, Results Regarding the Control of the Dissolved Oxygen Concentration in Wastewater Treatment Processes, Romanian Biotechnological Letters. (Link article)

-     Chapter in a book:

Marian Barbu, Sergiu Caraman, QFT Robust Control of Wastewater Treatment Processes, In: Robust Control, Theory and Applications, ISBN: 978-953-7619-X-X, Ed. INTECH, 26 pages. (Link on-line chapter)

-    National conferences:

Marian Barbu, Sergiu Caraman, Emil Ceangă, Modelling of the Wastewater Treatment Processes in Recirculating Aquaculture Systems, 5th National Conference of the Romanian Academy for Technical Sciences, ISSN 2066-6586, pp. 267-272, Craiova, September 28-29, 2010 (scan_documents).