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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n02.p101-116
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n03.p197-203
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v12n03.p235-240
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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.v13n02.p109-117
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n02.p151-155
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n02.p139-149
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Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpte.v13n03.p165-175