Classification of Adjectives in BulNet: Notes on an Effort. - Valentina Stefanova; Tsvetana Dimitrova (LDK Workshops, 2017)

Mapping WordNet Concepts with CPA Ontology. - Svetla Koeva; Cvetana Dimitrova; Valentina Stefanova; Dimitar Hristov (GWC, 2018)

On Hidden Semantic Relations between Nouns in WordNet. - Tsvetana Dimitrova; Valentina Stefanova (GWC, 2019)