5th International Colloquium on Transformer Research and Asset Management - Trkulja, Bojan; Štil, Željko; Janić, Žarko (Lecture Notes in Electrical Engineering / series editors Leopoldo Angrisani, Marco Arteaga, Bijaya Ketan Panigrahi, Samarjit Chakraborty, Jiming Chen [y otros veintiocho] ;, 2020)