DOI: https://doi.org/10.23887/ls.v24i2

Published: 2017-12-04

DOI: https://doi.org/10.23887/ls.v24i2.18799
DOI: https://doi.org/10.23887/ls.v24i2.18803
DOI: https://doi.org/10.23887/ls.v24i2.18806
DOI: https://doi.org/10.23887/ls.v24i2.18809
DOI: https://doi.org/10.23887/ls.v24i2.18811