Tran, H., Van, L., Vuu, M. and Mai, P. 2016. Separation performance of poly(vinyl alcohol) based nanofiltration membranes crosslinked by malic acid for salt solutions. Science and Technology Development Journal. 19, 3 (Sep. 2016), 70-78. DOI:https://doi.org/https://doi.org/10.32508/stdj.v19i3.562.