1. Anonymous. 1920. Poisonous properties of sunn-hemp (Crotalaria juncea). Bhodesia Agr. J.17: 497.
2. Arceneaux, G., N. McKaig, and I. E. Stokes. 1932. Studies of soybeans and other green manure crops for sugarcane plantations. J. Amer. Soc. Agron.24: 354–363.
3. Baird, G. B., M. Rodriguez, B. Martínez, and P. Sanchez. 1957.Crotalaria juncea —a green manure. (In Spanish). DIA Boletin de Divulgacion. No. 2.23 pp.
4. Breitenbach, C. A. 1958. Land management practices for kenaf production. Proc. World Conf. on Kenaf. ICA, Habana, Cuba. 97–101.
5. Caldwell, S. A. G. 1936. Hemp and hard fibres—IV. sunn and Bombay hemp. Textile Mfr.62: 455–456.