The Book of Abstracts of the 8th international conference Linguistic, Educational, and Intercultural Research 2021 (LEIC Research 2021) could be found here: The_book_of_abstracts_LEIC_conference_2021.pdf
Keynote Speakers' book of abstracts could be found here: The_Book_of_Abstracts_LEIC_conference_2021_Keynote_speakers.pdf