Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Lee Yeonhee and Lee Jihye and Lim Weon Cheol and Shin Kwanwoo,Investigation of Microphase Separation of PS-PPrMA Diblock Copolymer Films by Time-of-Flight Secondary Ion Mass Spectrometry,Journal of Surface Analysis,13411756,The Surface Analysis Society of Japan,2011,17,3,314-318,https://cir.nii.ac.jp/crid/1390001204471341312,https://doi.org/10.1384/jsa.17.314