1. Question answering survey: Directions, challenges, datasets, evaluation matrices;pandya;arXiv 2112 03572,2021
2. Deep learning based question answering system in Bengali;mayeesha;J Inf Telecommun,2021
3. MarIA: Spanish language models;gutiérrez-fandi no;arXiv 2107 07253,2021
4. More than reading comprehension: A survey on datasets and metrics of textual question answering;bai;arXiv 2109 12264,2021