V. S. Tolkunov, O. V. Smirnova, A. S. Tolkunov, and S. V. Tolkunov, “Synthesis of functionally substituted of 5-aryl-1,2,4-triazol-3-ones”, Khark. Univ. Bull. Chem. Ser., no. 28, pp. 59-63, Jun. 2017.