Vo, N., Tran, T., Bui, Q., Nguyen, M., To, D., Lo, S. and Chau, T. (2017) “Determination of the interface between insoluble environments using gamma scattering technique”, Science & Technology Development Journal: Natural Sciences, 1(T4), pp. 48-55. doi: https://doi.org/10.32508/stdjns.v1iT4.480.