Kumar Puppala, Ravi, Nelaturi Subbaiah, and K. Sesha Maheswaramma. “Ultra Trace Level Detection and Quantification of Identified Genotoxic Impurity Ethyl (1R,5R,6R)-7-(tert-Butyl)-5-(pentan-3-Yloxy)-7-azabicyclo[4.1.0]hept-3-Ene-3-Carboxylate in Oseltamivir Phosphate Drug Substance by Liquid Chromatography-Mass Spectrosco”. Asian Journal of Chemistry 34, no. 10 (September 19, 2022): 2583–2586. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/34_10_13.