GrTP: Transformation Based Graphical Tool Building Platform. - Janis Barzdins; Andris Zarins; Karlis Cerans; Audris Kalnins; Edgars Rencis; Lelde Lace; Renars Liepins; Arturs Sprogis (MDDAUI@MoDELS, 2007)

UML Style Graphical Notation and Editor for OWL 2. - Janis Barzdins; Guntis Barzdins; Karlis Cerans; Renars Liepins; Arturs Sprogis (BIR, 2010)

OWLGrEd: a UML Style Graphical Notation and Editor for OWL 2. - Janis Barzdins; Guntis Barzdins; Karlis Cerans; Renars Liepins; Arturs Sprogis (OWLED, 2010)

Advanced Ontology Visualization with OWLGrEd. - Janis Barzdins; Karlis Cerans; Renars Liepins; Arturs Sprogis (OWLED, 2011)

Advanced OWL 2.0 Ontology Visualization in OWLGrEd. - Karlis Cerans; Julija Ovcinnikova; Renars Liepins; Arturs Sprogis (DB&IS, 2012)

Architecture and Language for Semantic Reduction of Domain-Specific Models in BPMS. - Lelde Lace; Renars Liepins; Edgars Rencis (BIR, 2012)

OWL Orthogonal Extension. - Renars Liepins; Janis Barzdins; Lelde Lace (BIR, 2012)

Domain-Specific OWL Ontology Visualization with OWLGrEd. - Karlis Cerans; Renars Liepins; Arturs Sprogis; Julija Ovcinnikova; Guntis Barzdins (ESWC (Satellite Events), 2012)

Visualizing and Editing Ontology Fragments with OWLGrEd. - Renars Liepins; Karlis Cerans; Arturs Sprogis (I-SEMANTICS (Posters & Demos), 2012)

Library for model querying: IQuery. - Renars Liepins (OCL@MoDELS, 2012)

Graphical Schema Editing for Stardog OWL/RDF Databases using OWLGrEd/S. - Karlis Cerans; Guntis Barzdins; Renars Liepins; Julija Ovcinnikova; Sergejs Rikacovs; Arturs Sprogis (OWLED, 2012)

OWLGrEd Ontology Visualizer. - Renars Liepins; Mikus Grasmanis; Uldis Bojars (ISWC (Developers Workshop), 2014)

Readability of a diagrammatic query language. - Martins Zviedris; Renars Liepins (VL/HCC, 2014)

The State of Open Data in Latvia: 2014. - Uldis Bojars; Renars Liepins (CoRR, 2014)

Towards Self-explanatory Ontology Visualization with Contextual Verbalization. - Renars Liepins; Uldis Bojars; Normunds Gruzitis; Karlis Cerans; Edgars Celms (DB&IS, 2016)

Adding Verbalization to Graphical Ontology Editor OWLGrEd. - Renars Liepins; Normunds Gruzitis; Karlis Cerans; Julija Ovcinnikova; Uldis Bojars; Edgars Celms (DB&IS (Selected Papers), 2016)

Extending OWL Ontology Visualizations with Interactive Contextual Verbalization. - Uldis Bojars; Renars Liepins; Normunds Gruzitis; Karlis Cerans; Edgars Celms (VOILA@ISWC, 2016)

The SUMMA Platform Prototype. - Renars Liepins; Ulrich Germann; Guntis Barzdins; Alexandra Birch; Steve Renals; Susanne Weber; Peggy van der Kreeft; Hervé Bourlard; João Prieto; Ondrej Klejch; Peter Bell 001; Alexandros Lazaridis; et al. (EACL (Software Demonstrations), 2017)

Improving the Neural GPU Architecture for Algorithm Learning. - Karlis Freivalds; Renars Liepins (CoRR, 2017)

The SUMMA Platform: A Scalable Infrastructure for Multi-lingual Multi-media Monitoring. - Ulrich Germann; Renars Liepins; Guntis Barzdins; Didzis Gosko; Sebastião Miranda; David Nogueira (ACL (4), 2018)

news.bridge - Automated Transcription and Translation for News. - Peggy van der Kreeft; Renars Liepins (EAMT, 2018)

Extensible Visualizations of Ontologies in OWLGrEd. - Karlis Cerans; Julija Ovcinnikova; Renars Liepins; Mikus Grasmanis (ESWC (Satellite Events), 2019)