Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) yukawa fumio and hasegawa shigehiko and asahi hajime,MBE growth and characterization of Be and Si co-doped GaGdN,Abstract of annual meeting of the Surface Science of Japan,,The Japan Society of Vacuum and Surface Science,2010,30,0,120-120,https://cir.nii.ac.jp/crid/1390001205677438720,https://doi.org/10.14886/sssj2008.30.0.120.0