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[5]. National Institute for Japanese Language and Linguistics - NINJAL (2026), Corpus of Historical Japanese (CHJ), KOTONOHA/Chunagon, truy cập 09/08/2026.
[6]. National Institute for Japanese Language and Linguistics - NINJAL (2026), Balanced Corpus of Contemporary Written Japanese (BCCWJ), truy cập 09/08/2026.
[7]. Maekawa, K., Yamazaki, M., Ogiso, T., Maruyama, T., Ogura, H., Kashino, W., Koiso, H., Yamaguchi, M., Tanaka, M. & Den, Y. (2014), “Balanced Corpus of Contemporary Written Japanese”, Language Resources and Evaluation, 48, pp. 345-371.
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[10].Shogakukan, 精選版 日本国語大辞典, các mục từ “金輪際”, “鬼に金棒”, “試金石”, “筋金入り”, “地獄の沙汰も金次第”, “金が物を言う”, “金は天下の回りもの”, “金のなる木”, “時は金なり”, bản điện tử qua Kotobank, truy cập 09/08/2026.