K. KISHORE J and P. RAO K, “A NOVEL VALIDATED HEADSPACE GAS CHROMATOGRAPHY METHOD FOR THE SIMULTANEOUS QUANTIFICATION OF THREE ORGANIC VOLATILE IMPURITIES IN ENROFLOXACIN PURE AND PHARMACEUTICAL DOSAGE FORMS”, Asian J Pharm Clin Res, vol. 13, no. 11, pp. 171–177, Nov. 2020.