"Development and utilization of vulnerability maps for the monitoring and management of groundwater resources", paper presenting an Interreg IIIB project, June 2007.
"Governance and ecosystem management for the conservation of biodiversity in developing countries", paper presented in EcoSummit 2007, May 22-27 2007, Beijing, PR China.
"Governance and Ecosystem Management for the Conservation of Biodversity", paper presented at the 4th International Conference Citizens and Governance for Sustainable Development, September 28-30, 2006 Vilnius, Lithuania.
"Environmental research priorities", Memo identifying Tero's research priorities for sustainable development, January 2005.
"Conservation of biodiversity and economic instruments", Short note on polices for the conservation of biodiversity, January 2005.
"An Integrated System for Water Resources Monitoring, Economic Evaluation and Management", International Conference on Information Systems & Innovative Technologies in Agriculture, Food and Environment, Thessaloniki, 18-20 March 2004.
"Implementation of the polluter pays principle with the assistance of an automated water pollution monitoring and alarm system" (in Greek), presentation during a conference organised by the National Centre of Public Administration in Thessaloniki, 6 February 2003.
"The implementation of the Polluter Pays principle in the fruit and vegetable canning industry in Greece", Proceedings of Fifth International Conference on Environmental Pollution, Thessaloniki, August 2000.
"Preservation of endangered species by commercial enterprises: Where can it work?" (abstract), September 1992.
"Preservation of endangered species by commercial enterprises: Where can it work?" (full paper), September 1992.
"Preserving nature: A question of science or ethics?" A discussion on nature, ethics, Deep Ecology and Social Ecology dating from 1991.