ANNAPOORANI ARJUNAN, RUBY STANLYRAJ, and KUMAR MOHAN, “RAPID ATTENUATED TOTAL REFLECTANCE–FOURIER TRANSFORM INFRARED SPECTROSCOPIC QUANTIFICATION OF ATENOLOL IN ITS MICROSPHERES AND TABLETS: A GREEN APPROACH”, Asian J Pharm Clin Res, vol. 19, no. 4, pp. 90–95, Apr. 2026.