Sabador, E., Frías, M., Sánchez de Rojas, M. I., Vigil, R., García, R. and San José, J. T. (2007) “Characterization and transformation of an industrial by-product (coated paper sludge) into a pozzolanic material”, Materiales de Construcción, 57(285), pp. 45–59. doi: 10.3989/mc.2007.v57.i285.38.