The judges of the Supreme Court are authorized and empowered to employ such number of secretaries and research assistants to said court as the court may deem necessary for its efficient operation, provided, that each of said research assistants herein authorized shall be qualified members of the Mississippi State Bar, or qualified for admission thereto under the laws of this state. They shall each receive a salary to be fixed by the judges of the Supreme Court, through an order entered on the minutes of said court, within the appropriation for the payment of such salaries in the Supreme Court. Said secretaries and research assistants, upon entering into the discharge of their duties, shall take an oath to be administered by one of the judges of said court that they will faithfully discharge the duties of said office and that they will not disclose the secrets or deliberations of the court, and they shall be removed at the pleasure of the court. Said secretaries and assistants shall be paid on a certificate by the chief justice or by a justice appointed by him to so act to the auditor of public accounts, who shall issue his warrant for the amount or amounts so certified to the state treasurer.