@article{Kruk:2019,
author
=
"M.Kruk",
title
=
"Dynamicity of perceived willingness to communicate, motivation, boredom and anxiety in Second Life: the case of two advanced learners of English",
journal
=
"Computer Assisted Language Learning",
volume
=
"2019",
pages
=
"1--27",
year
=
"2019",
}