N. Islam, A. Islam, I. Ali, M. Shumon, M. Hossain, and U. S. Khatun, “Role of intravenous esmolol, fentanyl and lignocaine for attenuation of stress response in tracheal intubation - a comparative study”, j Bangladesh Soc Anaesthesiologists, vol. 26, no. 1, pp. 12–19, Aug. 2014.