TETRAHEDRON LETTERS, vol. 39, no. 35, page. 6321 - 6322, 1998-08-27
BULLETIN OF THE KOREAN CHEMICAL SOCIETY, vol. 18, no. 11, page. 1192 - 1195, 1997-11-20
JOURNAL OF ORGANIC CHEMISTRY, vol. 62, no. 20, page. 7047 - 7048, 1997-10-03
BULLETIN OF THE KOREAN CHEMICAL SOCIETY, vol. 18, no. 8, page. 789 - 791, 1997-08-20
JOURNAL OF ORGANIC CHEMISTRY, vol. 61, no. 15, page. 4937 - 4943, 1996-07-26
TETRAHEDRON LETTERS, vol. 33, no. 44, page. 6661 - 6664, 1992-10-27
SYNLETT, no. 4, page. 306 - 308, 1992-04