Girginova, Paz, Soares-Santos, Ferreira, Carlos, Amaral, Klinowski, Nogueira, Trindade, 2007. Synthesis, Characterisation and Luminescent Properties of Lanthanide-Organic Polymers with Picolinic and Glutaric Acids 2007.. https://doi.org/10.1002/ejic.200601213