Bonds issued under sections 22a-500 to 22a-519, inclusive, shall be executed and delivered in such manner and at such times, may be in such form and denominations, bear such date or dates, be sold at such price or prices and mature at such time or times not exceeding thirty years from the date thereof as the authority shall determine. All bonds issued under sections 22a-500 to 22a-519, inclusive, shall be serial bonds maturing in annual or semiannual installments of principal that substantially equalize the aggregate amount of principal and interest due in each annual period, commencing with the first annual period in which an installment of principal is due, or maturing in annual or semiannual installments of principal no one of which shall exceed by more than fifty per cent the amount of any prior installment or shall be term bonds with mandatory deposit of sinking fund payments into a sinking fund of amounts sufficient to redeem or amortize the principal of the bonds in annual or semiannual installments which shall substantially equalize the aggregate amount of principal redeemed or amortized and interest due in each annual period commencing with the first annual period in which a mandatory sinking fund payment becomes due, or sufficient to redeem or amortize the principal of the bonds in annual or semiannual installments no one of which shall exceed by more than fifty per cent the amount of any prior installment. The first installment of principal of any series of bonds shall mature or the sinking fund payment of any series of bonds shall be due not later than three years from the date of issue of such series of bonds and the last installment maturing shall mature or the last sinking fund payment of such series shall be due not later than thirty years therefrom. The bonds may be issued as serial bonds or as term bonds or as a combination thereof. The bonds shall be in such denominations, be in such form, either bearer or registered as to principal and interest or as to principal alone or in book entry form, carry such exchange, transfer and registration privileges, be executed in such manner, be payable in such medium of payment, at such place or places whether within or without the state, and be subject to such terms of redemption as the body having power to authorize such bonds shall determine. The proceeds from the sale of the bonds may be invested and reinvested in such obligations, securities and other investments or deposited or redeposited in such bank or banks as the body having power to authorize such bonds shall determine.