The basic fact of a presumption may be established in an action by the pleadings, or by stipulation of the parties, or by judicial notice, or by evidence.
Okla. Stat. tit. 12, § 2302
The basic fact of a presumption may be established in an action by the pleadings, or by stipulation of the parties, or by judicial notice, or by evidence.
Okla. Stat. tit. 12, § 2302