DOI: https://doi.org/10.23887/ls.v18i2

Published: 2018-11-16

DOI: https://doi.org/10.23887/ls.v18i2.16043
DOI: https://doi.org/10.23887/ls.v18i2.16044
DOI: https://doi.org/10.23887/ls.v18i2.16045
DOI: https://doi.org/10.23887/ls.v18i2.16046
DOI: https://doi.org/10.23887/ls.v18i2.16047
DOI: https://doi.org/10.23887/ls.v18i2.16048