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Xue, Jia, Junxiang Chen, Chen Chen, Chengda Zheng, Sijia Li, et Tingshao Zhu. "Public Discourse and Sentiment During the COVID 19 Pandemic: Using Latent Dirichlet Allocation for Topic Modeling On Twitter." PLoS One 2020.

Xue, Jia, et al. "Public Discourse and Sentiment During the COVID 19 Pandemic: Using Latent Dirichlet Allocation for Topic Modeling On Twitter." PLoS One 2020.