Rene Alt, University Paris 6, France

Felix Chernousko, Institute for Problems in Mechanics, Russian Academy of Sciences, Moscow

Ion Chryssoverghi, National Technical University of Athens, Department of Mathematics, Athens, Greece

Neli Dimitrova, IMI, Bulgarian Academy of Sciences, Sofia

Tzanko Donchev, University of Architecture and Civil Engineering, Sofia, Bulgaria

Ursula Felgenhauer, Technical University Cottbus, Germany

Tatiana Filippova, Institute of Mathematics and Mechanics, Russian Academy of Sciences, Ekaterinburg

Goetz Grammel, Munich University of Technology, Garching, Germany

Tomasz Kapitaniak, Technical University of Lodz, Poland

Mihail Konstantinov, University of Architecture and Civil Engineering, Sofia, Bulgaria

Ekaterina Kostina, IWR, Uni Heidelberg, Germany

Mikhail Krastanov, IMI, Bulgarian Academy of Sciences, Sofia

Svetoslav Markov, IMI, Bulgarian Academy of Sciences, Sofia

Albert Marquardt, University of Augsburg, Department of Mathematics, Germany

Alexander Ovseevich, Institute for Problems in Mechanics, Russian Academy of Sciences, Moscow

Evgenija Popova, IMI, Bulgarian Academy of Sciences, Sofia

Nedka Pulova, Technical University, Varna, Bulgaria

Sylvain Rigal, LRBA, Forêt de Vernon, Vernon cédex, France

WernerHelmut Schmidt, University of Greifswald, Germany

Tsvetomir Tsachev, IMI, Bulgarian Academy of Sciences, Sofia

Vladimir Veliov, Vienna University of Technology / IMI, Bulgarian Academy of Sciences, Sofia

Jerzy Wojewoda, Technical University of Lodz, Poland