著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Kelley, Allen",On a change of variables which varies continuously in the perturbation parameter,,"Dept. of Mathematics, University of California",1963,Technical report,,,,https://cir.nii.ac.jp/crid/1130000796266568320