1. "Petru Poni" Institute of Macromolecular Chemistry, 41A Grigore Ghica Voda Alley, 700050 Iasi, Romania
2. "Gheorghe Asachi" Technical University of Iasi, Faculty of Chemical Engineering and Environmental Protection, 73 Prof. Dr. Docent Dimitrie Mangeron Street, 700050 Iasi, Romania