@inproceedings(2008-the-ujipenchars-database-a-pen-based-database-of-isolated-handwritten-characters,
  author = {D. Llorens and F. Prat and A. Marzal and J. M. Vilar and María José Castro Bleda and J. C. Amengual and S. Barrachina and A. Castellanos and Salvador España Boquera and Jon Ander Gomez Adrian and Jorge Gorbe Moya and Francisco Julian Zamora Martínez},
  title = {The UJIpenchars Database: A Pen-Based Database of Isolated Handwritten Characters},
  year = {2008},
  booktitle = {International Conference on Language Resources and Evaluation (LREC)},
  address = {Marrakech, Marruecos},
  pages = {1-5}
)