1. POTENTIOSTATIC SYSTEM WITH DATA ACQUISITION FOR ELECTROCHEMICAL MEASUREMENTS. Authors: N. LUPŞA, GH. MIHĂILESCU, V. MIREL, ALINA N. NICA, A. PAMULA, STELA PRUNEANU.2. ALUMINA MEMBRANES USED AS MOLECULAR FILTERS FOR HUMAN RED BLOOD CELLS AND BOVINE SERUM ALBUMIN. Authors: GH. MIHĂILESCU, STELA PRUNEANU, SILVIA NEAMTU, LILIANA OLENIC.