فهرس المقالات Viscometry حرية الوصول المقاله صفحة الملخص نص كامل 1 - Cu(II) and Zn(II) complexes with unsymmetrical tetradentate Schiff base ligands: Synthesis, spectral characterization, antimicrobial assay and DNA binding property Natarajan Raman Rajkumar Mahalakshmi Abraham Selvan Muthusamy Selvaganapathy