Thesaurus and Domain Ontology of Geoinformatics. - Boriana Deliiska (Trans. GIS, 2007)

Research and Conceptualization of Ontologies in Intelligent Learning Systems. - Boryana Deliyska; Peter Manoilov (Int. J. Distance Educ. Technol., 2010)

Common Ontology of Sustainable Development. - Boryana Deliyska; Vladislav Todorov; Adelina Ivanova (Int. J. Inf. Syst. Soc. Chang., 2020)