Institution: | 1. Institut für Anorganische Chemie, Universit?t Regensburg, 93040 Regensburg (Germany), Fax: (+49)?941‐9434439;2. Nikolaev Institute of Inorganic Chemistry, Siberian Division of RAS, Acad. Lavrentyev prosp. 3, 630090 Novosibirsk (Russia);3. St. Petersburg State University, Department of Chemistry, University pr. 26, 198504 Old Peterhoff, St. Petersburg (Russia) |