A. M. Saeed, M. J. Hamzah, and N. Q. Ahmed, “QUANTITATIVE ASSAY OF ASPIRIN AND (SALICYLIC ACID AND HEAVY METALS AS IMPURATIES) IN IRAQI’S MARKET ASPIRIN TABLETS USING DIFFERENT ANALYTICAL METHODS”, Int J App Pharm, vol. 10, no. 5, pp. 167–172, Sep. 2018.