TY - JOUR T1 - Gov. Dolor materials used in ₱289-M Naujan project substandard JF - Manila Bulletin A1 - Ong, Czarina Nicole O. YR - 2026 UL - https://tuklas.up.edu.ph/Record/IPN-00000965410 KW - Dolor, Humerlito KW - Flood control projects : Naujan (Oriental Mindoro) KW - Philippines. Department of Public Works and Highways : Officials and employees : Corrupt practices ER -