Library catalog as a tool for e-book discovery and access in patron-driven acquisition (PDA): A Case Study. - Cristóbal Urbano; Kay Downey; Yin Zhang 007; Tom Klingler (ASIST, 2013)

Library Catalog Log Analysis in E-book Patron-Driven Acquisitions (PDA): A Case Study. - Cristóbal Urbano; Yin Zhang 007; Kay Downey; Thomas E. Klingler (Coll. Res. Libr., 2015)

A Cross-Institutional Study of eBook Demand-Driven Acquisition (DDA) Use and Efficacy of Eight Large Academic Libraries. - Kay Downey; Yin Zhang 007 (Coll. Res. Libr., 2020)