(a) Any resolution authorizing any bonds under this article shall contain a recital that they are issued pursuant to the provisions of this article, which recital shall be conclusive evidence that said bonds have been duly authorized pursuant to the provisions of this article, notwithstanding the provisions of any other law now in force or hereafter enacted or amended.

(b) Upon the adoption by the board of directors of any resolution providing for the issuance of bonds under the provisions of this article, the authority may in its discretion cause to be published once a week for two consecutive weeks, in a newspaper published and having general circulation in Jefferson County, Alabama, a notice in substantially the following form (the blanks being properly filled in): "Southern Products Mart Authority, an agency of the State of Alabama, on the ____ day of ____, adopted a resolution providing for the issuance of $_____ principal amount of bonds of the said authority for purposes authorized in the act of the Legislature of Alabama under which the said authority was organized. Any civil action or proceeding questioning the validity of said resolution or said bonds or the pledge and agreements made in said resolution for the benefit thereof or the proceedings authorizing the same must be commenced within 20 days after the first publication of this notice. Southern Products Mart Authority, by: ___________, its president."

(c) Any civil action or proceeding in any court seeking to set aside or invalidate a resolution providing for the issuance of bonds under the provisions of this article or to contest the validity of any such bonds or the validity of the pledge or agreement made therefor must be commenced within 20 days after the first publication of such notice. After the expiration of the said 20-day period, no right of action or defense founded upon the validity of the resolution or other proceedings, if any, or of the said bonds, or the said pledge or agreement shall be asserted. In the event of such publication, the validity of the said resolution, proceedings, bonds, pledge or agreement shall not be open to question in any court on any ground whatever, except in a civil action or proceeding commenced within such period. Any such civil action and any civil action to protect or enforce any rights under the provisions of this article shall be brought in the Circuit Court of Jefferson County.