@article{Vargas-Urbano:120174,
      author        = "Vargas-Urbano, Mónica A. and Marín, Lorena and Castillo,
                       Winny Mónica and Rodríguez, Luis Alfredo and Magén,
                       César and Manotas-Albor, Milton and Diosa, Jesús Evelio
                       and Gross, Katherine",
      title         = "{Effect of Ethylene Glycol: Citric Acid Molar Ratio and pH
                       on the Morphology, Vibrational, Optical and Electronic
                       Properties of TiO2 and CuO Powders Synthesized by Pechini
                       Method}",
      year          = "2022",
}