%0 Journal Article
%U https://doi.org/10.1515/cercles-2023-0022
%T Sustainable language learning and ePortfolio application
%B 
%A Oksana Polyakova
%D 2024
%J Language Learning in Higher Education
%V 14
%N 1
%P 97-117
%R doi:10.1515/cercles-2023-0022
%[ 2026-05-04