AN ORDINANCE ESTABLISHING THE CAGAYAN DE ORO RIVER DEVELOPMENT AUTHORITY (CORDA) FOR A MINIMUM PERIOD OF ONE (1) YEAR BEGINNING JANUARY 1, 1998 TO UNDERTAKE FURTHER STUDIES ON THE RIVER SYSTEMS WITHIN THE CITY AND THOSE IN OUTLYING AREAS AS THEY RELATE TO THE CITY RIVERS AND WATERWAYS, INCLUDING THE WATERSHEDS THEREOF