Freyer, G. A., Arenas, J., Perkins, K. K., Furneaux, H. M., Pick, L., Young, B., Roberts, R. J. & Hurwitz, J., mars 25 1987, Dans: Journal of Biological Chemistry.262, 9, p. 4267-42737 p.
Robbins, J., Rosteck, P., Haynes, J. R., Freyer, G., Cleary, M. L., Kalter, H. D., Smith, K. & Lingrel, J. B., juill. 10 1979, Dans: Journal of Biological Chemistry.254, 13, p. 6187-61959 p.