to Indian vaccine COVAXIN. Reuters. 19 March 2021 [31 May 2021]. (原始内容存档于2021-04-25). Nepal approves Russia's SputnikVCOVID-19vaccine. Reuters. 2021-04-20
authorize the Sputnik V vaccine. 俄罗斯直接投资基金会. 2021-01-21 [2021-01-24]. (原始内容存档于2021-10-06). UAE approves Russia's SputnikVCOVID-19vaccine for emergency use
Russia's SputnikVvaccine. The Hindu. [2 June 2021]. (原始内容存档于2021-10-11). Sri Lanka to purchase 900,000 doses of Pfizer-BionTech COVID-19vaccine in July