Phung Van Phong, Pham Thi Hong and Vu The Anh 2020. Calculating precise water saturation with hydraulic flow unit using Leverett’s J-function. A case study of field A, Cuu Long basin, offshore Vietnam . Petrovietnam Journal. 6, (Jun. 2020), 30 - 36. DOI:https://doi.org/10.25073/petrovietnam journal.v6i0.316.