Siqueira, O. S., Melios, C. B., Redigolo, H., Ionashiro, M. and Molina, M. (1991) “Complexation of metal ions by benzylidenepyruvate, in aqueous solution”, Eclética Química, 16(1), pp. 87–92. doi: 10.26850/1678-4618eqj.v16.1.1991.p87-92.