Vladimir Dragović

Belgrade, Serbia

Mathematical Institute of SASA

Mathematical Institute of SASA

Dallas, Texas, USA

School of Natural Sciences and Mathematics

The University of Texas at Dallas

School of Natural Sciences and Mathematics

The University of Texas at Dallas

Gradimir Milovanović

Belgrade, Serbia

Serbian Academy of Sciences and Arts

Serbian Academy of Sciences and Arts

Stevan Pilipović

Novi Sad, Serbia

Faculty of Sciences

University of Novi Sad

Faculty of Sciences

University of Novi Sad

Endre Süli

Oxford, England, United Kingdom

Mathematical Institute

University of Oxford

Mathematical Institute

University of Oxford

Boban Veličković

Paris, France

Department of Mathematics

University of Paris 7

Department of Mathematics

University of Paris 7

Siniša Vrećica

Belgrade, Serbia

Faculty of Mathematics

University of Belgrade

Faculty of Mathematics

University of Belgrade