Kunanets, Nataliya     Information and library technology for visually impaired users [Текст] / Nataliya Kunanets, Ostap Malynovskyi // Perspective technologies and methods in MEMS design : proc. of IXth Intern. conf., 16-20 Apr. 2013, Polyana, Ukraine / Lviv Polytechn. Nat. Univ. — Lviv : Lviv Polytechnic Publ. House, 2013. — P. 168.