@Article{ CAÑADAS_MOLINA_Del:19-37,

author = { MARÍA CONSUELO CAÑADAS SANTIAGO and MARTA MOLINA and Aurora Inés Del Río-Cabeza } ,

title = { Meanings given to algebraic symbolism in problem-posing },

journal = { Educational Studies in Mathematics },

year = { 2018 },

volume = { 98 },

pages = { 19-37 },

}