1. NEW ORGANOTIN(IV) AND – LEAD(IV) N,N-DIMETHYLDITHIOCARBAMATES: SYNTHESIS, SOLUTION NMR CHARACTERIZATION AND SINGLE-CRYSTAL X- RAY STRUCTURE OF PH2MCL(S2CNME2) (M = SN, PB) AND PH2SN(S2CNME2)2. Authors: CARMEN COMSA, ADINA CRISTEA, ANCA SILVESTRU, CRISTIAN SILVESTRU.2. HYPERVALENT TETRA- AND TRIORGANOLEAD(IV) COMPOUNDS CONTAINING 2-(R2NCH2)C6H4 GROUPS (R = Me, Et). Authors: CRISTIAN SILVESTRU, ANCA SILVESTRU, ADINA CRISTEA.