Spin-Selective Point-Contact Spectroscopy of Leggett Modes in Superconducting Proximity-Coupled MgB2/La0.67Sr0.33MnO3 Nanocomposites. - Krivoruchko, V. N.; Tarenkov, V. Yu.; Belogolovskii, M. (Journal of Superconductivity & Novel Magnetism, 2024)