Stakhiv, Petro     Modeling of electric powe rsystems based on diakoptic approach and parallel algorithms in modern computer tools [Текст] / Petro Stakhiv, Serhiy Rendzinyak, Oksana Hoholyuk // Computational problems of electrical engineering : abstr. of X Intern. workshop, Waplewo, Poland, Sept. 16-19, 2009. — Warsaw, 2009. — P. 11.