Neumann, 1987, Synthesis, 665, 10.1055/s-1987-28044
Leibner, 1979, J. Org. Chem., 44, 449, 10.1021/jo01317a032
Berge, 1979, Synthesis, 471, 10.1055/s-1979-28726
Weinsheker, 1975, J. Org. Chem., 40, 1966, 10.1021/jo00901a020
Gerigk, 1990, Synthesis, 448, 10.1055/s-1990-26899
Curran, 1989, J. Org. Chem., 54, 3140, 10.1021/jo00274a034
Light, 1990, Tetrahedron Lett., 31, 2957, 10.1016/S0040-4039(00)88997-2
Giese, 1986, Chem. Ber., 119, 444, 10.1002/cber.19861190207
Birchdall, 1977, Nature, 266, 154, 10.1038/266154a0
van der Kerk, 1967, J. Appl. Chem., 10, 81