(a) If approved by the electors at a special election, the governing body of the city is authorized and empowered to issue bonds and to use the proceeds thereof for accomplishing the purposes and powers, either alone or together with other available funds and revenues, including the proceeds of any special tax theretofore levied and being collected under the provisions of Arkansas Constitution, Amendment 18 and the provisions of this subchapter.
(b) Each issuance of bonds shall be authorized by ordinance of the governing body of the city.