Alfonso López Yepes, Fototecas digitales en prensa: formatos gráficos, entornos y sistemas informáticos, en: Cuadernos de Documentación Multimedia, Número 4 – Junio 1995 [WWW]

Efraín García y Rubén Osuna, Fundamentos de fotografía digital. [PDF]

La imagen digital en: digitalfotored.com [WWW]

Anne R. Kenney et al., Illustrated Book Study: Digital Conversion Requirements of Printed Illustrations [PDF]

The Digital Library Federation Benchmark Working Group (2001-2002), Benchmark for Faithful Digital Reproductions of Monographs and Serials. [PDF]

James M. Reilly y Franziska S. Frey, Recommendations for the Evaluation of Digital Images Produced from Photographic, Microphotographic, and Various Paper Formats. [PDF]