at Hotel San Marco, Verona, Italy on 14 May 2015 – 16 May 2015

at Hotel San Marco, Verona, Italy on 12 May 2015 – 14 May 2015

at Hotel San Marco, Verona, Italy on 15 May 2014 – 17 May 2014

at Hotel San Marco, Verona, Italy on 13 May 2014 – 15 May 2014

at Università degli Studi Roma Tre, Dipartimento di Informatica e Automazione on 18 Nov 2011 – 20 Nov 2011