FigSearch: Using Maximum Entropy Classifier to Categorize Biological Figures. - Fang Liu; Tor-Kristian Jenssen; Vegard Nygaard; John Sack; Eivind Hovig (CSB, 2004)

FigSearch: a figure legend indexing and classification system. - Fang Liu; Tor-Kristian Jenssen; Vegard Nygaard; John Sack; Eivind Hovig (Bioinform., 2004)

HighWire Press: ten years of publisher-driven innovation. - John Sack (Learn. Publ., 2005)

Information workflow of academic researchers in the evolving information environment: an interview study. - Michael L. Newman; John Sack (Learn. Publ., 2013)

Friction in the scholarly workflow: Obstacles and opportunities. - John Sack (Inf. Serv. Use, 2017)