Porntip Ngampimanman. (1998) Functionalisation of polystyrene via friedel-crafts acylation and its charachterisation. Mahidol University,:ม.ป.ท.Porntip Ngampimanman. 1998. Functionalisation of polystyrene via friedel-crafts acylation and its charachterisation. ม.ป.ท.:Mahidol University,;Porntip Ngampimanman. Functionalisation of polystyrene via friedel-crafts acylation and its charachterisation. ม.ป.ท.:Mahidol University, 1998. Print.