Qin J, Yao J, Abbas S. Mandarin’s Impact on Poverty Alleviation: An Empirical Study Based on Economic and Social Interaction Dimensions. J Educ Health Sport [Internet]. 2022 Nov. 4 [cited 2023 May 29];12(11):222-31. Available from: https://apcz.umk.pl/JEHS/article/view/40478