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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n02.p163-170
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n02.p181-186
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n02.p171-180
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n03.p213-220
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n03.p241-250
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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.p261-266
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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