TY - BOOK T1 - Economic analysis of investment in power systems T2 - Asian Development Bank Economic Staff Paper No.49 A1 - Ifzal, Ali LA - English PP - Philippines PB - Asian Development Bank YR - 1991 UL - https://tuklas.up.edu.ph/Record/UP-99796217605567925 OP - 46 CN - 1453 A4 KW - Economic analysis . ER -