Grigoryan, Sedrak V., Nairi P. Hakobyan, and Hovhannes S. Vrtanesyan. “Object-Oriented Modeling of Matching to Systemic Classifiers”. Mathematical Problems of Computer Science 49 (December 10, 2021): 115–122. Accessed May 3, 2024. http://mpcs.sci.am/index.php/mpcs/article/view/97.