All bonds issued under this chapter shall have a lien upon the revenues and receipts derived from the leasing, subleasing, sale or financing of the project for which the bonds have been issued to the extent such revenues and receipts are pledged pursuant to this chapter, and the council may provide in the resolution authorizing such bonds for the issuance of additional bonds to be equally and rateably secured by a lien upon such revenues and receipts or by a subordinate lien upon such revenues and receipts. (Ord. 337 § 3, 1986)