@article{Loc Hung_Kien_Tan Nhut_2020, title={Asymptotic behaviors with convergence rates of distributions of negative-binomial sums}, volume={22}, url={http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1689}, DOI={https://doi.org/10.32508/stdj.v22i4.1689}, number={4}, journal={Science and Technology Development Journal}, author={Loc Hung, Tran and Kien, Phan and Tan Nhut, Nguyen}, year={2020}, month={Jan.}, pages={415-421}