Back to the future: a graphical layering system inspired by transparent paper. - Matt Belge; Ishantha Lokuge; David Rivers (INTERCHI Adjunct Proceedings, 1993)

GeoSpace: An Interactive Visualization System for Exploring Complex Information Spaces. - Ishantha Lokuge; Suguru Ishizaki (CHI, 1995)

Structuring Information with Mental Models: A Tour of Boston. - Ishantha Lokuge; Stephen A. Gilbert; Whitman Richards (CHI, 1996)