Superficie di del Pezzo e gruppi di Lie semi-semplici (Palazzo Feltrinelli, Gargnano, May 2010) pdf

Good reduction of the Brauer-Manin obstruction (Schloss Thurnau, Bayreuth, July 2010) pdf

Torsors and the Brauer group in number theory (Informal talks in Moscow 2005 and London 2007) pdf

Точки на кривых Шимуры над числовыми полями (Независимый университет, Москва, декабрь 2004) pdf

Kuga-Satake construction and complex multiplication of K3 surfaces (Lectures in Mainz, October, 2017) pdf