(1)
Leles, M. I. G.; Melios, C. B.; D’Assunção, L. M. .; Ionashiro, M. Preparation and Thermal Behavior of Mixture of Basic Carbonate and 4-Dimethylaminocinnamylidenepyruvate With Lanthanides (III) and Yttrium (III) in the Solid State. Eclet. Quim. 1999, 24, 29-44.