Cheng, S. L.S. L.ChengSOO-FIN CHENG2020-03-312020-03-31200500218979https://scholars.lib.ntu.edu.tw/handle/123456789/481972Low-field magnetoresistance in nanocrystalline La 0.7 Sr 0.3 MnO 3 filmsjournal article10.1063/1.2140081