参考文献

Subramanian, Shunkar; Smith, Chad M.; Tabatabai, Ali; Bryan, Clinton D.; Buettner, Brian; Hale, Steve; Wakefield, Cynthia A.; Benbrook, Doris M.; Berlin, K. Darrell Phosphorus, Sulfur and Silicon and the Related Elements, 2005 , vol. 180, # 1 p. 67 - 77