definitive form(ценной бумаги; A definitive bond is a bond certificate created when the bonds are issued. As bearer bonds are negotiable instruments, and ownership passes by physically handing over the bond, a definitive bond is security printed by a specialist printer so that it cannot be forged. In this way, it is similar to a bank note. Alexander Matytsin)
definitive security(Securities issued in certificate form, as distinguished from book entry security , where ownership is indicated by entries in a computer Alexander Matytsin)
book-entry securities(англ. термин взят из: Funding and Fiscal Affairs, Loan Policies and Operations, and Funding Operations; Book-entry Procedures for Farm Credit Securities, U.S. Farm Credit Administration Alex_Odeychuk)