Néhány angol nyelvű előadás

• Welcome the Centenary! Slides of my 23rd ECRS talk in Moscow, July 2012, on the centenary of cosmic rays and of Lajos Jánossy
• Two centenaries: The discovery of cosmic rays and the birth of Lajos Jánossy 2013 J. Phys.: Conf. Ser. 409 012001 doi:10.1088/1742-6596/409/1/012001 (Published version of the 23rd ECRS talk in Moscow)
• Some implications of energetic particle and plasma data at both Voyagers. Proc. of the 31st ICRC, Lodz (2009)
• Universality of free fall and general relativity (The Eötvös-Pekár-Fekete experiments and their lastings effects). Slides of a conference talk, (2007)
• The way out of the Bubble: implications of recent Voyager-1 data 29th ICRC Pune (2005)
• Eötvös and STEP (1993)