Chandresh Kumar Sudani, Surath Manimala Rao, and Kartik Munta, “A Comparative Study of Ropivacaine Alone Versus Ropivacaine With Dexmedetomidine in Supraclavicular Brachial Plexus Block”, RPA, vol. 1, no. 1, pp. 28–34, Oct. 2016.