An Ideal Informer (The Retrieval Chamber Series, Band 2)

THE RETRIEVAL PROTOCOL (THE DEVON HAPER SERIES, Band 6)

Intelligent Document Retrieval: Exploiting Markup Structure (The Information Retrieval Series, 17, Band 17)

The Recovery Man's Bargain: A Retrieval Artist Short Novel (Retrieval Series, Band 7)

Blowback: A Retrieval Artist Novel (Retrieval Series, Band 11)