El-Shattory, Y., El-Magoli, S. B., Abu-Ria, S. H. and Magahed, M. G. (1999) “Chemical and physical characteristics of local lecithin in comparison with some other food emulsifiers”, Grasas y Aceites, 50(4), pp. 260–263. doi: 10.3989/gya.1999.v50.i4.664.