Notice of such filing shall be given by one publication in a newspaer of general circulation published within the county or, if more than one newspaper of general circulation is published in the county, then in two of such newspapers. If no newspaper is published in the county, it shall be so published in a newspaper of general circulation therein. The Board shall further advise each lessee by mailing to his last address of record a letter or postal card notifying him of the amount of his semi-annual rental.
97 Neb. Admin. Code, ch. 6, § 008