2023. Tropical Ionospheric response to Very Severe Cyclonic Storm "BULBUL" observed over SANYA (18.34oN, 109.62oE). Indian Journal of Pure & Applied Physics (IJPAP). 62, 1 (Dec. 2023), 29–37. DOI:https://doi.org/10.56042/ijpap.v62i1.4078.