Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) H. Ofuchi and Shigehiko Hasegawa and Sung Woo Choi and Shigeya Kimura and Y. K. Zhou and Shuichi Emura and Hajime Asahi and Y. Nakata and Y. Yamauchi,Cr Atom Alignment in Cr-Delta-Doped GaN,AIP Conference Proceedings,0094-243X,AIP,2007-01-01,882,,410-412,https://cir.nii.ac.jp/crid/1873116918056305280,https://doi.org/10.1063/1.2644541