Postponing Schema Definition: Low Instance-to-Entity Ratio ( LItER ) Modelling. - John F. Roddick; Aaron Ceglar; Denise de Vries; Somluck La-Ongsri (Active Conceptual Modeling of Learning, 2006)

Accommodating mesodata into conceptual modelling methodologies. - Somluck La-Ongsri; John F. Roddick; Denise de Vries (Inf. Softw. Technol., 2008)

Incorporating ontology-based semantics into conceptual modelling. - Somluck La-Ongsri; John F. Roddick (Inf. Syst., 2015)