Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Toshihiko Toyama and Takafumi Konishi and Yuichi Seo,Grain Growth in Cu₂ZnSnS₄ Thin Films Using Sn Vapor Transport for Photovoltaic Applications,Applied physics express : APEX,18820778,Tokyo : Japan Society of Applied Physics,2013-07,6,7,075503,https://cir.nii.ac.jp/crid/1520291855692073216,https://doi.org/10.7567/apex.6.075503