Zemlyanaya, N. I.; Kravchenko, S. V.; Nikishina, L. E.; Lipson, V. V. Synthesis and Analysis of the Quality of the Substance of 7,8-Dihydro-3,7,7-Trimethyl-4-Styryl-2H-pyrazolo[3,4-b]quinolin-5(4H,6H,9H)-One – a New Biologically Active Compound With Complex Antidiabetic Action. Khark. Univ. Bull. Chem. Ser. 2017, 53-60.