Smriti Bandhu, Jyotsna Victor, Varun Pratap Singh, and Hema Annasaheb Dhumale. “Comparative Evaluation of Hyperbaric Bupivacaine and Levobupivacaine As Spinal Anesthesia Agents in Females Undergoing Cesarean Section: A Clinical Study”. International Journal of Health and Clinical Research, vol. 4, no. 16, Sept. 2021, pp. 40-42, https://ijhcr.com/index.php/ijhcr/article/view/2588.