Thursday 24, September, 2015 'Aula "G. CARERI" - Edificio "G. Marconi" Dipartimento di Fisica dell'Università Sapienza di Roma. 101 st National Congress.
The Rural Economy of the East of Scotland ESEP Seminar Fraserburgh Lighthouse Museum 29 September 2003.
The Sioux Lookout Bulletin - Vol. 24, No. 3, November 19, 2014
