PT Journal AU Maschek, M Castellan, J Lamago, D Reznik, D Weber, F TI Polaronic correlations and phonon renormalization in La₁₋ₓSrₓMnO₃ (x = 0.2, 0.3) SO Physical review / B PY 2018 BP Art. EP Nr.: VL 97 IS 24 DI 10.1103/PhysRevB.97.245139 LA english ER