Burbelo, M., S. Melnytchyk, і O. Emelianov. «APPLICATION OF DIRECTIONAL CURRENT PROTECTION FOR DETECTION OPEN PHASE LOADING MODES IN THE GRIDS WITH EFFICIENTLY GROUNDED NEUTRAL». Scientific Works of Vinnytsia National Technical University, вип. 2, Листопад 2015, https://works.vntu.edu.ua/index.php/works/article/view/415.