Architectural Metaphors of Knowledge: The Mundaneum Designs of Maurice Heymans, Paul Otlet, and Le Corbusier. - Wouter Van Acker (Libr. Trends, 2012)

Analogous Spaces: An Introduction to Spatial Metaphors for the Organization of Knowledge. - Wouter Van Acker; Pieter Uyttenhove (Libr. Trends, 2012)

Spaces of Information Modeling, Action, and Decision Making. - Guy De Tré; Wouter Van Acker (Libr. Trends, 2012)

Library Towers and the Vertical Dimension of Knowledge. - Wouter Van Acker; Pieter Uyttenhove; Sylvia Van Peteghem (Libr. Trends, 2014)