Ivan Efimov
Moscow,
Russian Federation
Paul Kainbacher
Baden,
Austria
Varava Boris
Krasnoyarsk,
Russian Federation
Maria Tenitskaya
Moscow,
Russian Federation
Roger Sonnewald
Tübingen,
Germany
James Steerman
Praha 1,
Czech Republic
Michael Burmistrov
France
Dr. Philipp S. Penka
Berlin,
Germany
Larry S. Zeman
Laguna Beach,
CA, United States
Pierre-Yves Guillemet
London,
United Kingdom
Bernard Shapero
London,
United Kingdom
Simon Beattie
Chesham,
United Kingdom