Oklahoma City Times (Oklahoma City, Okla.), Vol. 92, No. 33, Ed. 2 Tuesday, March 31, 1981, newspaper, March 31, 1981; (https://gateway.okhistory.org/ark:/67531/metadc1847837/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .