Flom, Michael. "Part I. The isolation and characterization of alkaloids of Caulophyllum thalictroides (L.) Michx. Part II. The isolation and characterization of alkaloid and neutral principles of Magnolia acuminata L." Doctoral dissertation, Ohio State University, 1971. http://rave.ohiolink.edu/etdc/view?acc_num=osu1384526942Chicago Manual of Style (17th edition)