DeepaMehta - A Semantic Desktop. - Jörg Richter; Max Völkel; Heiko Haller (Semantic Desktop Workshop, 2005)

iMapping Wikis - Towards a Graphical Environment for Semantic Knowledge Management. - Heiko Haller; Felix Kugel; Max Völkel (SemWiki, 2006)

Semantic Wikipedia. - Heiko Haller; Markus Krötzsch; Max Völkel; Denny Vrandecic (Int. Sym. Wikis, 2006)

Semantic Wikipedia. - Markus Krötzsch; Denny Vrandecic; Max Völkel; Heiko Haller; Rudi Studer (J. Web Semant., 2007)

QuiKey. - Heiko Haller (SemSearch, 2008)

Conceptual data structures for personal knowledge management. - Max Völkel; Heiko Haller (Online Inf. Rev., 2009)

QuiKey - An Efficient Semantic Command Line. - Heiko Haller (EKAW, 2010)

A Graphical Workbench for Knowledge Workers. - Heiko Haller; Andreas Abecker; Max Völkel (ICEIS (5), 2010)

Designing a Knowledge Mapping Tool for Knowledge Workers. - Heiko Haller; Andreas Abecker (KES (1), 2010)

Vorwort. - David Elsweiler; Heiko Haller; Martin Christof Kindsmüller; Richard Pircher (MuC (Workshopband), 2010)

The Case for PKM. - Heiko Haller (MuC (Workshopband), 2010)

iMapping: a zooming user interface approach for personal and semantic knowledge management. - Heiko Haller; Andreas Abecker (SIGWEB Newsl., 2010)

User Interfaces for Personal Knowledge Management with Semantic Technologies. - Heiko Haller (2011)