↑ 가나Robert A. Lewis, Michael D. Larrañaga, Richard J. Lewis Sr. (2016). 《Hawley's Condensed Chemical Dictionary》 16판. Hoboken, New Jersey: John Wiley & Sons, Inc. 688쪽. ISBN978-1-118-13515-0. CS1 관리 - 여러 이름 (링크)
↑Robert A. Lewis, Michael D. Larrañaga, Richard J. Lewis Sr. (2016). Hawley's Condensed Chemical Dictionary (16th ed.). Hoboken, New Jersey: John Wiley & Sons, Inc. p. 688. ISBN 978-1-118-13515-0.
↑William M. Haynes (2016). CRC Handbook of Chemistry and Physics (97th ed.). Boca Raton: CRC Press. p. 3-286. ISBN 978-1-4987-5429-3.
↑Robert A. Lewis, Michael D. Larrañaga, Richard J. Lewis Sr. (2016). Hawley's Condensed Chemical Dictionary (16th ed.). Hoboken, New Jersey: John Wiley & Sons, Inc. p. 688. ISBN 978-1-118-13515-0.