Laxson, Leah. "The development of the cerebellar cortex in the opossum ; I. The formation and growth of the cortical layers. ; II. The maturation of the Purkinje cell." Doctoral dissertation, Ohio State University, 1981. http://rave.ohiolink.edu/etdc/view?acc_num=osu1487171978760593Chicago Manual of Style (17th edition)