1. Faculty of Civil and Environmental Engineering Gdańsk University of Technology Gdańsk Poland
2. Institute of Applied Mechanics Russian Academy of Sciences Moscow Russia
3. Department of Civil and Environmental Engineering and Architecture (DICAAR) University of Cagliari Cagliari Italy
4. Departamento de Matemáticas Universidad Nacional de Colombia Bogotá Colombia
5. Department of Electrical and Computer Engineering Lawrence Technological University Southfield Michigan USA