@article{art:2530-9633/2017-p25,
  author = {
    Espuny D\'{i}az, Alberto
  },
  year = {2017},
  title = {{Progresiones aritm\'{e}ticas de colores}},
  journal = {{TEMat}},
  volume = {1},
  issn = {2530-9633},
  pages = {25-30},
  url = {https://temat.es/articulo/2017-p25},
}