Okla. Stat. tit. 84, § 274
Upon the filing of said petition, the clerk of the court shall issue summons as in other civil cases, requiring the persons named to appear and answer as in other civil cases, and in like manner the clerk shall also issue a summons for publication, setting forth briefly the contents of the petition, for all persons interested in the property to appear and answer within thirty days from said date of such first publication, which summons shall be published as required in other civil suits except that it shall not be required to be published exceeding thirty (30) days before answer required.
R.L. 1910, § 8439.