Use Existing Gasoline Economically

World Trade Organization (WTO) we do not commit to open the petroleum market, however, according to the general trend of the market, in the future the domestic petroleum market needs to integrate with the world ...

Progress of Research Implementation

- To conduct regression analysis in the best way, Tabachnick & Fidell (2007) quoted in Nguyen Dinh Tho (2011) said that the sample size must be ensured according to the formula: n > = 8p + 50 In there: n: sample ...

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