@article{oai:tsukuba.repo.nii.ac.jp:00018434, author = {岡田, 晋 and OKADA, Susumu}, issue = {16}, journal = {Physical review B}, month = {Oct}, title = {Atomic configurations and energetics of vacancies in hexagonal boron nitride: First-principles total-energy calculations}, volume = {80}, year = {2009}, yomi = {オカダ, ススム} }