1. Department of Polycondensation and Thermally Stable Polymers “Petru Poni” Institute of Macromolecular Chemistry Grigore Ghica Voda Alley Iasi Romania
2. Department of Chemical Engineering, Faculty of Chemical Engineering and Environmental Protection “Cristofor Simionescu” “Gheorghe Asachi” Technical University of Iasi Romania
3. Fire Officers Faculty Police Academy “Alexandru Ioan Cuza” Bucharest Romania