Design and Optimization of Electromagnets for Biomedical Experiments With Static Magnetic and ELF Electromagnetic Fields. - Jasna L. Ristic-Djurovic; Slavica S. Gajic; Andjelija Z. Ilic; Nebojsa Romcevic; Drago M. Djordjevich; Silvio R. de Luka; Alexander M. Trbovich; Vesna Spasic Jokic; Sasa Cirkovic (IEEE Trans. Ind. Electron., 2018)