Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sumiya Masatomo and Fuke Shunro,Another Function of Low-temperature Buffer Layer on Sapphire Substrate for Growth of GaN Film from the Viewpoint of the Polarity(Novel Approach to Epitaxial Growth with Buffer Layers),Journal of the Japanese Association for Crystal Growth,03856275,The Japanese Association for Crystal Growth,2005,32,2,66-73,https://cir.nii.ac.jp/crid/1390001205898029824,https://doi.org/10.19009/jjacg.32.2_66