The district court shall have under its supervision a district court administrative agency empowered to provide expeditious service in connection with administrative adjudication of minor misdemeanors, the issuance of warrants, certain juvenile justice functions, as provided by this title, and other powers provided by law; provided, that the clerk of the district court shall have responsibility for administration of said clerk’s office.

The personnel designated by the judge or judges and the clerk of the district court, as magistrates and referees in juvenile cases, shall be considered as officials of such administrative agency. Such officials shall be vested with judicial power reasonably incident to the accomplishment of the purposes and responsibilities of the administrative agency; provided, that the clerk of the district court shall have responsibility for administration of said clerk’s office.