California Code, Government Code - GOV § 6021

(a) In the petitioning newspaper, and

(b) In some other newspaper of general circulation published in the same city as the petitioning newspaper if there is one, and if there is none, or if publication in such newspaper is refused, then in some other newspaper of general circulation published in the same county, if there is one, and if there is none, or if publication in such newspaper is refused, then, in lieu thereof, in some other newspaper of general circulation published in an adjacent county or in such other newspaper as the court shall direct.