1. Dipartimento di Chimica e Chimica Industriale, Università di Genova, Via Dodecaneso 31, I-16146 Genova, Italy
2. Department of Inorganic Chemistry, Ivan Franko National University of Lviv, Kyryla and Mefodiya str. 6, 79005 Lviv, Ukraine
3. Institute of Chemistry and Environment Protection, Jan Dlugosz University, al. Armii Krajowej 13/15, 42200 Czestochowa, Poland