The authority shall have the power and is authorized at one time or from time to time to provide by resolution for the issuance of negotiable revenue bonds of the authority for the purpose of paying all or any part of the cost as defined in this chapter of any one or more projects. The principal and interest of such revenue bonds shall be payable solely from the special fund provided in this chapter for such payment. The bonds of each issue shall be dated, shall bear interest at the lowest rate obtainable by negotiation or, if the authority deems it necessary, by the taking of competitive bids, payable as determined by the authority at time of issue, shall mature at such time or times as the authority may determine at the time of issue, shall be payable in such medium of payment as to both principal and interest as may be determined by the authority, and may be made redeemable before maturity, at the option of the authority, at such price or prices and under such terms and conditions as may be fixed by the authority in the resolution providing for the issuance of the bonds.