Samchuk , L. and Povstyana , Y. 2025. Formalization of functional and structural characteristics of the mobile To-Do application by UML means. COMPUTER-INTEGRATED TECHNOLOGIES: EDUCATION, SCIENCE, PRODUCTION. 61 (Dec. 2025), 311-318. DOI:https://doi.org/10.36910/6775-2524-0560-2025-61-40.