Modulation of metal-insulator transitions in La0.8Ca0.2MnO3/0.7Pb(Mg1/3Nb2/3)O3-0.3PbTiO3 heterostructures by electric fieldsS. Y. Wang and J. GaoEPL, 95 5 (2011) 57001DOI: https://doi.org/10.1209/0295-5075/95/57001