1. SELECTIVE ELECTROEXTRACTION OF BASE METALS FROM LEACHING SOLUTIONS OBTAINED DURING THE RECYCLING OF WASTE PRINTED CIRCUIT BOARDS. I. INTENSIVE GALVANOSTATIC ELECTRODEPOSITION OF COPPER. Authors: MARIAN-IOSIF FRÎNCU, ENIKO COVACI, SORIN-AUREL DORNEANU, PETRU ILEA.2. SELECTIVE ELECTROEXTRACTION OF BASE METALS FROM LEACHING SOLUTIONS OBTAINED DURING THE RECYCLING OF WASTE PRINTED CIRCUIT BOARDS. II. SELECTIVE POTENTIOSTATIC ELECTRODEPOSITION OF COPPER, TIN AND LEAD. Authors: MARIAN-IOSIF FRÎNCU, ENIKO COVACI, SORIN-AUREL DORNEANU, PETRU ILEA.