“SYNTHESIS OF N-[4-({4-[(5-METHYL-1, 3, 4-THIADIAZOL-2-YL)SULFAMOYL] PHENYL}SULFAMOYL)PHENYL]AMINE: AN IMPURITY IN THE ANTIBACTERIAL DRUG SULFAMETHIZOLE” (2012) International Journal of Pharmaceutical Sciences and Drug Research, 4(2), pp. 134–136. doi:10.25004/IJPSDR.2012.040209.