Okla. Stat. tit. 17, § 17-191.4: Combination of statements

If any offer, request, invitation, merger or acquisition

referred to in Section 2 of this act is proposed to be made by means

of a registration statement under the Securities Act of 1933, 15

U.S.C. Sections 77a through 77aa, as amended, including rules and

regulations promulgated thereunder, or in circumstances requiring

disclosure of similar information under the Securities Exchange Act

of 1934, 15 U.S.C. Sections 78a through 78jj, as amended, including

rules and regulations promulgated thereunder, or under a state law,

including rules and regulations promulgated thereunder, requiring

similar registration or disclosure, the person required to file the

statement referred to in Section 2 of this act may incorporate

information contained in the documents filed under the above-

mentioned statutes into said statement by attaching the other

documents to the statement filed under this act and making specific

reference to the information provided by said attached documents.