Ranganathan, Subramania. "I. Studies of synthesis of phenanthreno [9,10-2',3']cyclopropenes. II. The chemistry of substituted nitrocyclobutanes /." Doctoral dissertation, Ohio State University, 1962. http://rave.ohiolink.edu/etdc/view?acc_num=osu1486559336586359Chicago Manual of Style (17th edition)