ID:DA18094864
Laos. Kasūang Vitthayāsāt l̄ Teknōlōsī. Kom Sapsin thāng Panyā
Laos. Department of Intellectual Property
Laos. Ministry of Science and Technology
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Kom Sapsin thāng Panyā, Kasūang Vitthayāsāt læ Teknōlōsī 2009
v. 40
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