OMT-G Designer: A Web Tool for Modeling Geographic Databases in OMT-G. - Luís Eduardo Oliveira Lizardo; Clodoveu A. Davis Jr. (ER Workshops, 2014)

A PostGIS extension to support advanced spatial data types and integrity constraints. - Luís Eduardo Oliveira Lizardo; Clodoveu Augusto Davis Junior (SIGSPATIAL/GIS, 2017)