Son, N.A., Huy, L.V. and Son, P.N. 2019. Application of the collective model to determine some rotational bands of 239U nucleus. Science & Technology Development Journal: Natural Sciences. 2, 1 (Jan. 2019), 65-70. DOI:https://doi.org/https://doi.org/10.32508/stdjns.v2i1.676.