Bartkiv, L. V.     Design and optimization of concave diffraction grating for WDM multi/demultiplexer [Текст] / L.V. Bartkiv, Ya.V. Bobitski // 10th International conference on laser and fiber-optical networks modeling. 2nd IEEE International workshop on THz radiation: basic research and applications : proceedings, Sevastopol, Ukraine, 12-14 Sept. 2010 / Kharkov nat. univ. of radio electronics [et al.]. — Sevastopol, 2010. — P. 128-130.