Mueller, Eduard; Kettler, Regina; Wiessler, Manfred
Liebigs Annalen der Chemie, 1984 , # 8 p. 1468 - 1493

Mochizuki, Masataka; Anjo, Takako; Wakabayashi, Yuko; Sone, Toshie; Okada, Masashi
Tetrahedron Letters, 1980 , vol. 21, p. 1761 - 1764