Tunneling current in magnetic-ferroelectric-superconducting heterostructures Ravikant, Rajib K. Rakshit, Manju Singh, R. S. Katiyar, V. N. Ojha and Ashok Kumar EPL, 122 5 (2018) 57002 Published online: 17 July 2018 DOI: 10.1209/0295-5075/122/57002