Ho, David K.; McKenzie, Ann T.; Byrn, Stephen R.; Cassady, John M.
Journal of Organic Chemistry, 1987 , vol. 52, # 3 p. 342 - 347

Genoux-Bastide, Estelle; Lorendeau, Doriane; Nicolle, Edwige; Yahiaoui, Samir; Magnard, Sandrine; DiPietro, Attilio; Baubichon-Cortay, Helene; Boumendjel, Ahcene
ChemMedChem, 2011 , vol. 6, # 8 p. 1478 - 1484

Kane et al.
Journal of Scientific and Industrial Research, 1959 , vol. 18 B, p. 28,30

Scannell; Stevenson
Journal of Heterocyclic Chemistry, 1986 , vol. 23, # 3 p. 857 - 859