Wan Yaacob Wan Ahmad, Synthesis of halogenated methanediphosphonate esters [microform] / by Wan Yaacob bin Wan Ahmad. - Bangi : Universiti Kebangsaan Malaysia , 1997. - 2 microfiches ; 11 x 15 cm. Thesis (M.Sc.)- University of Southern California, 1986. Subjects--Topical Terms: Chemistry, Organic--Synthesis.