Becker, C., Kulovits, H., Guttenbrunner, M., Strodl, S., Rauber, A., & Hofman, H. (2009). Systematic planning for digital preservation: Evaluating potential strategies and building preservation plans. International Journal on Digital Libraries, 10(4), 133–157. https://doi.org/10.1007/s00799-009-0057-1