Melnyk К., S. Kostiuchko, and D. Melnyk. 2020. “Optimization of Accounting and Financial Analytics Using a Mobile Application Based on the Android Operating System. ”. COMPUTER-INTEGRATED TECHNOLOGIES: EDUCATION, SCIENCE, PRODUCTION, no. 39 (May), 157-61. https://doi.org/10.36910/6775-2524-0560-2020-39-27.