http://doi.org/10.21460/saga.2020.21.78
http://doi.org/10.21460/saga.2020.21.66
http://doi.org/10.21460/saga.2020.21.62
http://doi.org/10.21460/saga.2020.21.73
http://doi.org/10.21460/saga.2020.12.39
http://doi.org/10.21460/saga.2020.12.26
http://doi.org/10.21460/saga.2020.12.45
http://doi.org/10.21460/saga.2020.12.13
http://doi.org/10.21460/saga.2020.12.53
http://doi.org/10.21460/saga.2020.12.44