@article{oai:repository.lib.tottori-u.ac.jp:00001815, author = {佐藤, 栄義 and 小中, 正}, journal = {鳥取大学学芸学部研究報告. 自然科学, The Liberal arts journal. Natural science}, month = {Dec}, pages = {1--2}, title = {(Q(z)W'(z))'0+P(z)W(z)=0の解の零点について}, volume = {5}, year = {1954} }