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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n03.p251-260
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n03.p267-275
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n01.p13-20
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n01.p21-30
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n01.p39-45
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n01.p31-37
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n02.p99-108
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n02.p127-137
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n02.p151-155