فهرس المقالات Chemometric method حرية الوصول المقاله صفحة الملخص نص كامل 1 - Spectrophotometric simultaneous determination of nickel, cobalt and copper by orthogonal signal correction–partial least squares Shayessteh Dadfarnia Masoud Rohani Moghadam Ali Mohammad Haji Shabani Jahanbakhsh Ghasemi