California Streets and Highways Code
Whenever in this division a notice, resolution, order or other matter is required to be published and the manner of such publication is not specified, it shall be published in a daily, semiweekly, or weekly newspaper published and circulated in the city conducting the proceedings and which is selected by the legislative body for that purpose, or by the clerk or other officer issuing the notice or responsible for the publication where the legislative body has not selected any newspaper for that purpose.
Whenever in this division, a notice, resolution, order or other matter is required to be published and the time for such publication is not specified, it shall be published in two entire issues of the newspaper, one being on one day and the other issue being on a subsequent day of the same or a subsequent week.
If there is no newspaper published in the city any notices required to be published under any provision of this division may in lieu of publication, be given by posting in three public places in the city for at least 10 days.
The first posting shall be made not later than the date specified for the first publication of the notice.