فهرس المقالات Ali Mohammad Hajishabani المقاله 1 - Simplex design method in simultaneous spectrophotometric determination of silicate and phosphate in boiler water of power plant and sewage sample by partial least squares Ali Mohammad Hajishabani Masoud Rohani Moghadam Shayesteh Dadfarnia Jahanbakhsh Ghasemi Journal of the Iranian Chemical Research , العدد 5 , السنة 3 , زمستان 2010