Palacios Carvajal MJ, Paredes Peñaherrera OE, Taco Hernández RP. Mortars, for 3D printing with local aggregates from Zone 3 of Ecuador. CCD [Internet]. 2020May8 [cited 2024Nov.22];3(2.1):250-64. Available from: https://cienciadigital.org/revistacienciadigital2/index.php/ConcienciaDigital/article/view/1239