Shao, Liming; Miyata, Shiro; Muramatsu, Hitoshi; Kawano, Hiroyuki; Ishii, Youichi; et al.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990 , # 5 p. 1441 - 1445

Masumura
Nippon Kagaku Zasshi, 1956 , vol. 77, p. 497,499
Chem.Abstr., 1958 , p. 316

Xia, Yamu; You, Jia; Zhang, Yuanyuan; Su, Zhongliang
Journal of Chemical Research, 2009 , # 9 p. 565 - 569