@article{Bizikova2016portfolio,
author={Bizikova, O..},
title={PORTFOLIO AS A SELF-GUIDED LEARNING TECHNOLOGY FOR TRAINING EXTRAMURAL STUDENTS},
journal={Bulletin of Nizhnevartovsk State University},
publisher={Nizhnevartovsk State University},
year={2016},
pages={19-26},
volume={},
issue={1},
}