New techniques for ensuring the long term integrity of digital archives. - Sangchul Song; Joseph F. JáJá (DG.O, 2007)

Techniques to audit and certify the long-term integrity of digital archives. - Sangchul Song; Joseph F. JáJá (Int. J. Digit. Libr., 2009)

Robust Tools and Services for Long-Term Preservation of Digital Information. - Joseph F. JáJá; Sangchul Song (Libr. Trends, 2009)