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BIR extends validity of expired official receipts, sales invoices
Julkaisussa Manila Bulletin (2022)Artikkeli -
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Hindsight on the electric bill confusion. IN Opinion [column]
Julkaisussa Manila Standard (2020)Artikkeli -
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Charging for mobile all-IP telecommunications
Julkaistu 2008Available for University of the Philippines Diliman College of Engineering via IEEE Xplore. Click here to access
Also available remotely for University of the Philippines Diliman College of Engineering via IEEE Xplore. Click here to access thru EZproxy
Electronic Resource -
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