Symmetry breaking in single-crystal SrTiO3 plates: EPR manifestations B. F. Gabbasov, I. N. Gracheva, A. A. Rodionov, A. G. Kiiamov, S. I. Nikitin, D. G. Zverev, V. A. Trepakov, A. Dejneka, L. Jastrabik and R. V. Yusupov EPL, 133 3 (2021) 37002 Published online: 24 March 2021 DOI: 10.1209/0295-5075/133/37002