Celebration of the 70th Birthday of Acad. Prof. Gheorghe Duca Academician, Moldavian Academy of Sciences, President of the Chemical Society of Moldova, Head of the Res. Centre of the Physics & Inorganic Chemistry Ph.D. of Physical Chemistry, Ph.D. of Ecological Chemistry. Issue 3 (3rd July 2022) - Xu, Jiuping; Gen, Mitsuo