The foregoing sections of this Article provide an additional and alternative method for the doing of the things authorized and are supplemental and additional to powers conferred by other laws. They do not derogate any other powers. The issuance of bonds or refunding bonds under the provisions of this Article need not comply with the requirements of any other law applicable to the issuance of bonds. (1977, 2nd Sess., c. 1198, s. 1; 2000-179, s. 2.)