James P. Berry , A.F. Isbell , Glenn E. Hunt
The Journal of Organic Chemistry, 1972, Volume 37, Number 26, pp 4396–4399
- DOI:
http://dx.doi.org/10.1021/jo00799a607
David N. Harpp , L. Q. Bao , Catherine J. Black , John G. Gleason , Roger A. Smith
The Journal of Organic Chemistry, 1975, Volume 40, Number 23, pp 3420–3427
- DOI:
http://dx.doi.org/10.1021/jo00911a026
John G. Gleason, David N. Harpp
Tetrahedron Letters, 1970, Volume 11, Number 39, pp 3431-3434
- DOI:
http://dx.doi.org/10.1016/S0040-4039(01)98495-3