Kungurtsev, O., Zinovatna, S., Potochniak, I. and Novikova, N. 2020. Development of methods for pre-clustering and virtual merging of short documents for building domain dictionaries. Eastern-European Journal of Enterprise Technologies. 5, 2 (107) (Oct. 2020), 39–47. DOI:https://doi.org/10.15587/1729-4061.2020.215190.