IJIHENS Archive 2020 Vol 8 Issue 4 Vol 8 Issue 3 Vol 8 1ssue 2 Vol 8 1ssue 1 2019 Vol 7 Issue 4 Vol 7 1ssue 1 2018 Vol 6 Issue 3 Vol 6 1ssue 1 2014 Vol 4 Issue 2 Vol 4 Issue 1