Ontology-Based Information System. - Martins Zviedris; Aiga Romane; Guntis Barzdins; Karlis Cerans (JIST, 2013)

OBIS: Ontology-Based Information System Framework. - Karlis Cerans; Aiga Romane (CAiSE Forum, 2015)

ViziQuer: A Web-Based Tool for Visual Diagrammatic Queries Over RDF Data. - Karlis Cerans; Agris Sostaks; Uldis Bojars; Julija Ovcinnikova; Lelde Lace; Mikus Grasmanis; Aiga Romane; Arturs Sprogis; Juris Barzdins (ESWC (Satellite Events), 2018)

Visual Query Environment over RDF Data. - Karlis Cerans; Julija Ovcinnikova; Lelde Lace; Julija Hodakovska; Aiga Romane; Mikus Grasmanis; Elina Kalnina; Arturs Sprogis; Agris Sostaks (SEMANTiCS (Posters & Demos), 2019)

Schema-Based Visual Queries over Linked Data Endpoints. - Karlis Cerans; Lelde Lace; Aiga Romane; Julija Ovcinnikova; Mikus Grasmanis; Arturs Sprogis; Agris Sostaks (MTSR, 2019)

Visual Queries over Scholarly Data and other Linked Data Endpoints. - Karlis Cerans; Lelde Lace; Aiga Romane; Julija Ovcinnikova; Sergejs Kozlovics; Mikus Grasmanis; Julija Hodakovska; Arturs Sprogis; Agris Sostaks (ISWC (Satellites), 2019)

Schema-Backed Visual Queries over Europeana and Other Linked Data Resources. - Karlis Cerans; Julija Ovcinnikova; Uldis Bojars; Mikus Grasmanis; Lelde Lace; Aiga Romane (ESWC (Satellite Events), 2021)

Visual Presentation of SPARQL Queries in ViziQuer. - Karlis Cerans; Julija Ovcinnikova; Mikus Grasmanis; Lelde Lace; Aiga Romane (VOILA@ISWC, 2021)

A Method of Visual Presentation of Data Schemas. - Lelde Lace; Aiga Romane; Mikus Grasmanis; Karlis Cerans (VOILA@ISWC, 2023)

A Method and a Library for Visual Data Schemas. - Lelde Lace; Aiga Romane; Jana Fedotova; Mikus Grasmanis; Karlis Cerans (ESWC Satellite Events (1), 2024)