Cisternas Rojas, Y., Gil Lario, M. D., Ceccato, R. y Marí Sanmillán, M. I. (2019) «Analysis of the psicometric properties of a multiplication and division processes assessment scale», Revista INFAD de Psicología. International Journal of Developmental and Educational Psychology, 3(1), pp. 159–166. doi: 10.17060/ijodaep.2019.n1.v3.1464.