PADANG INTERNATIONAL CONFERENCE ON ECONOMIC, EDUCATION, BUSINESS AND ACCOUNTING (PICEEBA), The 2nd Padang International Conference On Education, Economics, Business And Accounting (THE 2nd PICEEBA 2018)
ANALYSIS DIFFERENCES IN THE PERFORMANCE OF REGIONAL GOVERNMENT NON-WTP OPINION PERIOD AND WTP OPINION PERIOD (Study in Regencies / Cities in Sumatra Island 2015-2016).