Llamuca Llamuca, J.L., Salas Salazar, M. del R. and Guerrero Godoy, A.P. 2020. Signaling pilot test at the Chimborazo Higher Education School painting fotoluminiscente . Ciencia Digital. 4, 3 (Jul. 2020), 177-194. DOI:https://doi.org/10.33262/cienciadigital.v4i3.1319.