"Bonds" means any bonds, mortgage credit certificates, notes, debentures, interim certificates, revenue anticipation notes, warrants, or other evidence of indebtedness of the authority, and, for purposes of a refunding issue, means the same types of such evidence of indebtedness of the authority and types of evidence of indebtedness of a unit (as defined in IC 36-1-2-23 ) issued for the purpose of refunding, renewing, paying, or otherwise providing for the payment of any such evidence of indebtedness.
IC 5-1.2-2-5