D.T. Hoai, P.T. Nhung, P. Darriulat, P.N. Diep, N.B. Ngoc, T.T. Thai, and P. Tuan-Anh. 2022. “Recent Mass Ejection from AGB Star W Hya”. Vietnam Journal of Science, Technology and Engineering 64 (4):16-27. https://doi.org/10.31276/VJSTE.64(4).16-27.