Toyonaga, Kiyomi, Hideo Yamashita, Vlatko Cingoski, and Kazufumi Kaneda. 1994. “A NEW ’FLOATING NODES METHOD’ FOR 2D H-ADAPTIVE MESH REFINEMENT USING ELECTRIC FIELD INTENSITY VALUES AS A CRITERION ”. Periodica Polytechnica Electrical Engineering 38 (3):287-98.