Vashchenko, V. V., and V. P. Chumachenko. “ON FIELD REPRESENTATION FOR A TRIANGULAR BUILDING BLOCK WHEN MODELING H-PLANE WAVEGUIDE STRUCTURES”. Radio Electronics, Computer Science, Control, no. 1 (May 15, 2010). Accessed April 27, 2024. http://ric.zntu.edu.ua/article/view/14657.